Home›Species›All SpeciesBrowse ByAll SpeciesReference and ClassificationDevelopingSpecies is the atlas widest category by count and the one this structure wave laid a sub category tree under first: individual organisms, one species per entry, drawn from across the tree of life rather than one kingdom. See the species sub categories for how the tree divides, by taxonomic class for animals, by division for plants, and by kingdom for fungi and protists.All SpeciesConnectionsSourcesComments (0)Reader Challenges (0)All SpeciesFilter Results3,231 entriesCommon GroupAllAcrocarpous Mosses (Upright Growth) (59)Amoebae (6)Amphipods (3)Ancient And Relict Fish (Coelacanth, Lungfish) (17)Apicomplexan Parasites (9)Araucarias And Kauris (Araucariaceae) (42)Asters And Composites (Asterales) (33)Barnacles (Cirripedia) (7)Bees, Wasps And Ants (Hymenoptera) (30)Beetles (Coleoptera) (42)Birds Of Prey (Raptors) (40)Bivalves (Clams, Mussels, Oysters) (27)Box Jellyfish (Cubozoa) (2)Branchiopods (Water Fleas, Fairy Shrimp) (6)Bristle Worms (Polychaeta) (8)Brittle Stars and Basket Stars (Ophiuroidea) (2)Bryozoans (Moss Animals) (2)Buttercups And Relatives (Ranunculales) (8)Butterflies And Moths (Lepidoptera) (55)Cabbages And Mustards (Brassicales) (8)Caecilians (Gymnophiona) (6)Carnations And Cacti (Caryophyllales) (50)Carp And Minnows (Cypriniformes) (9)Catfish (Siluriformes) (10)Centipedes and Millipedes (Myriapoda) (4)Cephalopods (Octopus, Squid, Nautilus, Cuttlefish) (35)Chameleons (4)Chitons (Polyplacophora) (3)Cichlids, Anemonefish And Damselfish (54)Ciliates (Ciliophora) (8)Citrus And Mahogany Relatives (Sapindales) (13)Clubmosses (Lycopodiaceae) (5)Cockroaches And Termites (Blattodea) (5)Coffees, Dogbanes And Milkweeds (Gentianales) (10)Comb Jellies (Ctenophora) (5)Copepods (3)Crabs (51)Crinoids (Sea Lilies and Feather Stars) (2)Crocodilians (11)Cryptomonads (2)Cuckoos (8)Cup Fungi And Morels (8)Cycads (Cycadales) (11)Cypresses And Junipers (Cupressaceae) (36)Demosponges (Demospongiae) (2)Diatoms (Bacillariophyta) (4)Dragonflies And Damselflies (Odonata) (6)Earthworms and Other Oligochaetes (5)Eels (Anguilliformes) (9)Euglenoids (2)Extinct And Fossil Amphibians (2)Extinct Reptiles And Dinosaurs (9)Flatfish (Pleuronectiformes) (5)Fleas And Lice (3)Flies (Diptera) (22)Flukes (Trematoda) (2)Foraminifera and Radiolarians (3)Free-Living Flatworms (3)Gastropods (Snails And Slugs) (64)Geckos (25)Giardia (2)Gilled Mushrooms (Agarics) (49)Ginkgo (Ginkgoales) (1)Glass Sponges (Hexactinellida) (2)Glaucophytes (3)Gnetophytes (Gnetales) (5)Gram-Negative Bacteria (7)Gram-Positive Bacteria (7)Grasses And Sedges (Poales) (18)Grasshoppers And Crickets (Orthoptera) (8)Green Microalgae (Chlorophyta and Charophyta) (7)Green Seaweeds (Ulva, Codium and Caulerpa) (9)Gulls, Terns And Auks (30)Haptophytes and Coccolithophores (4)Harvestmen (Opiliones) (6)Heaths, Camellias And Primroses (Ericales) (14)Hemichordates (Acorn Worms and Relatives) (2)Herons, Egrets And Allies (16)Herpesviruses (2)Herrings And Anchovies (Clupeiformes) (3)Hornworts (5)Horseshoe Crabs (Xiphosura) (5)Horsetails (Equisetum) (22)Hydrozoans (Hydrozoa) (8)Isopods (Woodlice) (11)Kelps (Laminariales) (6)Kinetoplastid Parasites (Trypanosomes and Leishmania) (5)Kingfishers And Allies (8)Lacewings, Antlions And Allies (Neuroptera And Kin) (6)Leafy Liverworts (13)Leeches (Hirudinea) (2)Legumes (Fabales) (26)Lichens (17)Lilies And Orchids (Liliales/Asparagales) (34)Lizards (Lacertilia) (32)Lobsters And Crayfish (27)Lophophorate Phyla (2)Mallows, Cottons And Baobabs (Malvales) (10)Mantises (Mantodea) (7)Marine Cyanobacteria (2)Mints, Nightshades And Allies (Lamiales/Solanales) (33)Monitor Lizards (5)Myrtles And Eucalypts (Myrtales) (3)Nostoc Family Cyanobacteria (Nostocaceae) (2)Oomycetes (Water Molds) (3)Other Arachnids (2)Other Birds (49)Other Bony Fish (66)Other Brown Algae (4)Other Crustaceans (4)Other Fern Allies (1)Other Flowering Plant Orders (39)Other Frogs And Toads (Anura) (31)Other Fungi (10)Other Gymnosperms (1)Other Insects (14)Other Mollusks (3)Owls (8)Palms, Bananas And Gingers (Arecales/Zingiberales) (8)Parasitic Ciliates (2)Parrots (11)Parsleys And Ivies (Apiales) (11)Passerines (Songbirds) (86)Pathogenic And Parasitic Fungi (Human/Animal) (20)Peat Mosses (Sphagnum) (12)Penguins And Seabirds (37)Perch-Like Fishes (Perciformes) (38)Pigeons And Doves (11)Pines (Pinaceae) (51)Pleurocarpous Mosses (Mat-Forming) (18)Podocarps (Podocarpaceae) (7)Poison Dart Frogs (Dendrobatidae) (10)Polypores And Bracket Fungi (12)Priapulid Worms (Priapulida) (2)Pseudoscorpions (3)Puffballs And Earthstars (3)Ratites And Flightless Birds (5)Red Algae (Rhodophyta) (7)Red Tide and Toxin-Producing Dinoflagellates (6)Ribbon Worms (Nemertea) (2)Roses And Relatives (Rosales) (24)Rotifers and Spiny-Headed Worms (2)Roundworms (Nematoda) (8)Rusts, Smuts And Plant Pathogens (20)Salamanders And Newts (Caudata) (66)Salmon And Trout (Salmoniformes) (16)Scalidophoran Phyla (2)Scorpions (13)Sea Anemones and Tube Anemones (3)Sea Cucumbers (Holothuroidea) (4)Sea Stars (Asteroidea) (7)Sea Urchins and Sand Dollars (Echinoidea) (2)Sharks, Rays And Chimaeras (45)Shorebirds (Waders) (37)Shrimp And Prawns (28)Slime Molds (2)Snakes (Serpentes) (34)Spiders (Araneae) (86)Spikemosses (Selaginella) (4)Spurges And Willows (Malpighiales) (24)Stoneworts (Charales) (3)Stony Corals (Scleractinia) (3)Tapeworms (Cestoda) (2)Tardigrades (Water Bears) (2)Thalloid Liverworts (12)Ticks And Mites (Acari) (22)Toxin-Producing Planktonic Cyanobacteria (2)Tree Ferns (7)Tree Frogs (Hylidae) (10)True Bugs (Hemiptera) (22)True Ferns (Polypodiopsida) (82)True Frogs (Ranidae) (1)True Jellyfish (Scyphozoa) (10)True Toads (Bufonidae) (31)Tuatara (Rhynchocephalia) (1)Tunicates (Sea Squirts and Pyrosomes) (2)Turtles And Tortoises (Testudines) (39)Water Ferns (Aquatic Ferns) (5)Waterfowl (20)Whip Spiders And Whip Scorpions (8)Whisk Ferns (Psilotum) (1)Woodpeckers (6)Wracks and Sargassum (Fucales) (6)Yeasts, Molds And Aspergilli (14)Yews (Taxaceae) (9)TaxonomyAllAbies (9)Acacia (2)Acanthisittidae (2)Acariformes (4)Accipiter (11)Accipitridae (10)Accipitriformes (7)Achillea (2)Acrocephalidae (3)Acrochordidae (1)Acropora (2)Actinopterygii (15)Aerodramus (7)Agamidae (7)Agaricales (31)Agaricomycetes (17)Agathis (18)Agnatha (2)Agrostis (1)Alaudidae (4)Alcedinidae (1)Alcidae (3)Alismatales (1)Alligator (2)Allonautilus (2)Aloe (8)Alphaproteobacteria (1)Amanita (7)Amaranthaceae (3)Amblypygi (1)Amborellales (1)Ambystoma (30)Amoebozoa (7)Amphibia (17)Amphiprion (27)Anacardiaceae (1)Anas (2)Anatidae (14)Anaxyrus (2)Anguidae (2)Anguillidae (1)Anguilliformes (1)Animalia (3)Annelida (3)Anopheles (1)Anser (1)Anseriformes (3)Anthocerotophyta (3)Anthocerotopsida (1)Anthozoa (5)Anura (57)Apiaceae (10)Apicomplexa (5)Apidae (1)Apis (6)Apodiformes (3)Araceae (10)Arachis (1)Arachnida (8)Araneae (59)Araneidae (2)Araucaria (21)Ardeidae (4)Arecaceae (3)Arthropoda (15)Artiodactyla (42)Ascomycota (29)Asparagaceae (2)Asparagales (9)Asplenium (13)Asteraceae (24)Asterales (1)Asteroidea (7)Astronotus (1)Ateles (1)Atelidae (3)Atelopus (13)Avena (1)Aves (16)Bacillariophyceae (1)Bacilli (6)Balaenopteridae (3)Bambusa (1)Basidiomycota (7)Bellis (2)Beloniformes (1)Betaproteobacteria (1)Bitis (3)Bivalvia (27)Blattodea (5)Boidae (5)Boiga (1)Boletales (4)Bombus (1)Bombycillidae (1)Boraginaceae (2)Bovidae (6)Brachylophus (1)Bradypodidae (1)Branchiopoda (9)Brassicaceae (8)Bromeliaceae (2)Bryophyta (4)Bryopsida (33)Bucerotidae (1)Bufonidae (4)Buprestidae (1)Burkholderiales (1)Cacatuidae (1)Cactaceae (19)Caiman (1)Calidris (5)Callithrix (1)Callitrichidae (2)Callorhinus (1)Camelus (2)Canidae (3)Canis (7)Capra (1)Caprimulgiformes (1)Carabidae (1)Carabus (1)Caracal (1)Carangidae (2)Carassius (1)Carcharhinus (5)Carduelis (1)Carnivora (2)Carphodactylidae (1)Caryophyllaceae (4)Caryophyllales (1)Castor (1)Catarrhini (1)Cathartidae (1)Catharus (1)Catopuma (1)Caudata (8)Cebidae (1)Cedrus (4)Celastrales (1)Cephalopoda (7)Cephalorhynchus (2)Cerambycidae (3)Cercopithecidae (11)Certhiidae (1)Cervidae (2)Cervus (3)Cestoda (2)Cetacea (3)Chamaecyparis (4)Chamaeleonidae (4)Characiformes (6)Charadriidae (9)Charadriiformes (10)Charophyceae (3)Chelidae (2)Cheloniidae (4)Chelonoidis (5)Chelydridae (2)Chiloscyllium (4)Chiroptera (6)Chlamydiae (1)Chlorophyceae (3)Chlorophyta (10)Chondrichthyes (29)Chordata (18)Chromista (2)Chrysemys (1)Chrysochloridae (1)Chrysomelidae (2)Chytridiomycetes (1)Chytridiomycota (1)Cicer (1)Cichlidae (23)Ciconiidae (3)Ciliophora (6)Cinchona (1)Cingulata (2)Circus (4)Clarias (1)Clitellata (5)Clostridia (2)Clupeiformes (3)Cnidaria (2)Coccinellidae (1)Coenobita (15)Coenobitidae (1)Coffea (1)Coleoptera (22)Colubridae (1)Columbidae (8)Columbiformes (2)Conepatus (1)Copepoda (2)Coraciiformes (3)Cornales (1)Corvidae (4)Corvus (5)Coryphaenidae (2)Corytophanidae (2)Cotingidae (1)Crambidae (1)Cricetidae (1)Crinoidea (1)Crocodilia (1)Crocodylus (6)Crotalus (5)Ctenophora (4)Cubozoa (1)Cuculiformes (6)Culicidae (1)Cupressaceae (29)Curculionidae (2)Cyanistes (1)Cyanobacteria (7)Cycadopsida (4)Cycliophora (1)Cyclura (1)Cyperaceae (2)Cyprinidae (4)Cypriniformes (3)Cyprinodontiformes (5)Cyprinus (2)Danaus (1)Danio (1)Dasyuridae (10)Dasyuromorphia (1)Decapoda (71)Delphinidae (10)Demospongiae (2)Dendroaspis (1)Dentaliida (1)Dermaptera (1)Dermestidae (1)Dermochelyidae (1)Diatomyidae (1)Dinoflagellata (1)Dinomyidae (1)Dinophyceae (8)Dioscoreales (1)Diplodactylidae (1)Diplopoda (2)Diprotodontia (9)Dipsacales (1)Diptera (18)Dothideomycetes (1)Drosera (6)Drymarchon (1)Dryopteris (7)Dytiscidae (1)Ecdysozoa (5)Echinodermata (3)Echinoidea (2)Elapidae (6)Elephantidae (1)Elephas (1)Emballonuridae (3)Emberizidae (3)Emydidae (2)Encephalartos (5)Equus (2)Erebidae (4)Ericaceae (3)Erinaceidae (1)Esociformes (4)Eublepharidae (1)Eudyptes (7)Euglenozoa (2)Eukarya (12)Eulipotyphla (3)Euphorbiaceae (12)Euphydryas (1)Eupleridae (1)Eurotiales (6)Eurotiomycetes (5)Fabaceae (12)Fagaceae (3)Falconidae (3)Falconiformes (1)Felidae (5)Felis (8)Florideophyceae (4)Formicidae (2)Fringilla (1)Fringillidae (2)Fungi (1)Gadidae (1)Gadus (1)Galliformes (16)Gardenia (1)Garrulus (1)Gasterosteiformes (2)Gastropoda (53)Gaviiformes (1)Gekko (1)Gentianales (1)Geoemydidae (1)Geometridae (10)Ginkgoopsida (1)Globicephala (2)Glycine (1)Gnetopsida (1)Gobiidae (2)Gopherus (2)Gorilla (1)Gossypium (1)Gruidae (2)Gruiformes (2)Grylloblattodea (1)Gymnophiona (6)Haliotis (6)Haptophyta (4)Helianthus (2)Helicidae (2)Heliconius (1)Helodermatidae (2)Hemichordata (2)Hemiptera (16)Herpailurus (1)Herpestes (1)Herpestidae (2)Heteromyidae (4)Hexactinellida (2)Hibiscus (1)Hirundinidae (3)Holothuroidea (3)Hominidae (8)Hoolock (3)Hordeum (1)Hyaenidae (4)Hydrictis (1)Hydrozoa (8)Hyla (2)Hylidae (3)Hylobates (9)Hylobatidae (1)Hymenoptera (21)Hyracoidea (1)Ictonyx (1)Iguana (1)Iguanidae (1)Indriidae (2)Insecta (14)Istiophoridae (3)Ixodidae (3)Kinorhyncha (1)Kinosternidae (1)Lacertidae (2)Lagenorhynchus (3)Lagomorpha (2)Lamiaceae (11)Laniidae (1)Lantana (1)Laridae (14)Larix (6)Larus (5)Lates (3)Lathyrus (2)Leiothrichidae (1)Lemuridae (1)Leopardus (7)Lepidochelys (2)Lepidoptera (8)Lepomis (1)Leporidae (3)Lepus (2)Liliales (4)Limulidae (5)Lontra (4)Lophiiformes (2)Loxia (1)Lycaenidae (1)Lycopodiopsida (9)Lynx (4)Macropodidae (2)Magnoliophyta (2)Magnoliopsida (44)Malacostraca (25)Malus (2)Malvaceae (6)Malvales (2)Mammalia (4)Mammillaria (1)Manidae (7)Mantodea (6)Marchantiophyta (16)Marchantiopsida (2)Martes (3)Medicago (1)Megaloptera (2)Meliphagidae (2)Mellivora (1)Mephitidae (1)Meropidae (1)Micropterus (1)Mirounga (1)Mollusca (4)Molossidae (2)Monodontidae (2)Monoplacophora (1)Monotremata (3)Moraceae (4)Moschidae (1)Motacillidae (4)Mucoromycota (1)Mungos (1)Muridae (4)Muscicapidae (8)Mustelidae (13)Mycobacteriales (1)Mydaus (2)Myrmecophagidae (1)Myrtaceae (1)Myxini (2)Naja (1)Nanoarchaeota (1)Nasua (1)Natrix (1)Nautilus (7)Nematoda (7)Nemertea (1)Neofelis (1)Nepenthes (6)Neuroptera (4)Nitidulidae (1)Noctuidae (4)Nomascus (7)Nycticebus (1)Nymphaeales (2)Nymphalidae (3)Ochotonidae (2)Ochrophyta (3)Octopoda (10)Odobenidae (1)Odonata (6)Odontoceti (1)Oligochaeta (2)Oncorhynchus (5)Oomycota (3)Ophiuroidea (1)Opiliones (4)Opisthocomiformes (1)Orcaella (1)Orchidaceae (5)Oreochromis (1)Oriolidae (1)Orthoptera (8)Oryza (1)Osmeriformes (1)Osphronemidae (4)Osteoglossiformes (2)Osteolaemus (1)Ostracoda (1)Otariidae (2)Otidiformes (1)Palpigradi (1)Panthera (9)Pantherophis (1)Papilionidae (5)Paradisaeidae (1)Paradoxurus (1)Parasitiformes (12)Pardofelis (2)Parmeliaceae (2)Parus (1)Passeridae (1)Passeriformes (15)Pelecaniformes (5)Pelecanus (1)Pelomedusidae (1)Pelophylax (1)Perciformes (34)Perisoreus (1)Perissodactyla (7)Phaeophyceae (15)Phalanger (2)Phaseolus (1)Phasmatodea (1)Phelsuma (11)Phoca (2)Phocidae (12)Phocoenidae (3)Phoenicopteridae (1)Phoenicopteriformes (2)Pholidota (2)Phragmites (1)Phrynosomatidae (2)Phylactolaemata (1)Phyllodactylidae (1)Phylloscopidae (1)Phyllostomidae (5)Physeteridae (1)Picea (7)Picidae (3)Piciformes (3)Pieridae (4)Pilosa (2)Pinopsida (23)Pinus (6)Placozoa (1)Plantae (113)Plantaginaceae (2)Platyhelminthes (3)Plecoptera (1)Pleuronectiformes (4)Poaceae (3)Poales (1)Podicipediformes (2)Podocnemididae (1)Polychaeta (7)Polygonaceae (7)Polyplacophora (2)Polypodiopsida (14)Polyporales (9)Polytrichaceae (3)Priapulida (2)Primates (3)Prionailurus (5)Proboscidea (2)Procellariiformes (3)Procyonidae (6)Proteaceae (1)Proteobacteria (1)Prunellidae (1)Prunus (3)Pseudomonadales (1)Pseudorca (1)Pseudoscorpiones (2)Psittacidae (3)Psittaciformes (7)Pteridophyta (54)Pterocliformes (1)Pucciniomycetes (4)Puma (1)Pusa (3)Pyralidae (1)Pythonidae (3)Rallidae (4)Ranidae (1)Ranunculaceae (4)Ranunculales (1)Rattus (2)Rhinocerotidae (1)Rhodophyta (3)Rhynchocephalia (1)Ricinulei (2)Rodentia (17)Rosaceae (6)Rosales (1)Russulaceae (2)Rutaceae (4)Rutilus (1)Saccharomycetales (4)Saccharum (1)Saguinus (1)Salamandra (2)Salamandridae (9)Salmo (4)Salmonidae (6)Salticidae (2)Sapindaceae (4)Sapindales (1)Sarcopterygii (6)Saturniidae (5)Sauromalus (1)Saxifragales (3)Scarabaeidae (4)Schizomida (1)Scincidae (4)Sciurus (1)Scolopacidae (11)Scorpaeniformes (8)Scorpiones (11)Scyphozoa (10)Secale (1)Sepiida (6)Sepiolida (1)Sequoia (2)Sequoiadendron (1)Siluriformes (8)Sirenia (2)Solanaceae (6)Solifugae (3)Sordariomycetes (14)Sorghum (1)Sotalia (1)Spalacidae (1)Spheniscidae (7)Sphenisciformes (6)Sphingidae (6)Spilogale (2)Spiralia (9)Spirulida (1)Squamata (5)Squatina (4)Stenella (5)Sterna (4)Strigidae (3)Strigiformes (5)Struthioniformes (1)Suliformes (7)Sylviidae (1)Syngnathiformes (6)Taraxacum (1)Tardigrada (1)Teiidae (1)Tenebrionidae (1)Terrapene (2)Testudinidae (8)Tetraodontiformes (6)Thaliacea (1)Thamnophilidae (1)Theobroma (1)Theraphosidae (11)Theridiidae (3)Thraupidae (1)Threskiornithidae (4)Thysanoptera (1)Tortricidae (1)Trachemys (1)Trematoda (2)Trichoptera (1)Trifolium (3)Tringa (7)Trionychidae (2)Triticum (1)Triturus (2)Trochilidae (5)Troglodytidae (1)Tubulidentata (1)Turdidae (2)Turdus (6)Tursiops (1)Typhlopidae (1)Urocissa (1)Uroplatus (9)Uropygi (4)Ursidae (7)Ursus (1)Ustilaginomycetes (1)Vampyroteuthidae (1)Varanus (5)Vespertilionidae (5)Vibrionales (1)Vicia (2)Vicugna (2)Vipera (1)Viperidae (2)Vitales (2)Viverridae (1)Vulpes (4)Xenacoelomorpha (2)Zingiberales (1)Zygaenidae (1)HabitatAllAbyssal Zone (4)Alpine (39)Bathyal Zone (4)Bog (54)Boreal Forest (64)Chaparral (86)Cloud Forest (15)Cold Seep (1)Coral Reef (68)Desert (165)Estuary (51)Fen (14)Flooded Grassland and Savanna (3)Freshwater (126)Freshwater Marsh (29)Freshwater Swamp Forest (14)Grassland (230)Hadal Zone (2)Hydrothermal Vent (5)Ice Sheet (4)Intertidal Zone (80)Kelp Forest (8)Lake (175)Mangrove Forest (30)Marine (277)Montane Grasslands and Shrublands (7)Neritic Zone (31)Open Ocean (75)Paramo (1)Polar Desert (1)Riparian Zone (57)River (234)Salt Marsh (18)Savanna (95)Sea Ice (6)Seagrass Meadow (12)Steppe (31)Temperate Coniferous Forest (42)Temperate Forest (175)Temperate Rainforest (22)Tropical and Subtropical Coniferous Forest (2)Tropical Dry Forest (29)Tropical Rainforest (209)Tundra (66)Vernal Pool (8)Wetlands (122)Xeric Shrubland (23)Conservation StatusAllCritically Endangered (109)Data Deficient (53)Endangered (173)Extinct (36)Extinct in the Wild (4)Least Concern (1113)Near Threatened (121)Not Evaluated (782)Vulnerable (216)EcosystemAllAfrican Great Lakes (2)Amazon Rainforest (38)Amazon Varzea Forest (2)Antarctic Peninsula (15)Arabian Desert (6)Arctic Ocean (17)Arctic Tundra (24)Atacama Desert (3)Atlantic Forest (9)Black Forest (4)Borneo Rainforest (11)California Chaparral (3)Camargue (2)Canadian Boreal Forest (16)Caspian Sea (28)Cerrado (11)Chagos Archipelago (4)Chernobyl Exclusion Zone (10)Chihuahuan Desert (12)Congo Basin Rainforest (5)Coral Reef Systems (69)Coral Sea (5)Coral Triangle (6)Daintree Rainforest (2)Danube Delta (12)Deep Sea (30)Doñana (17)Eastern Himalayas (9)Eurasian Steppe (4)Everglades (15)Fiordland (6)Fynbos (5)Galapagos (16)Gobi Desert (3)Gran Chaco (4)Great Barrier Reef (31)Great Lakes (40)Great Plains (21)Great Victoria Desert (2)Greenland Ice Sheet (2)Gulf of California (18)Heath (30)Iguazu (2)Kakadu (7)Kalahari Desert (5)Karakum Desert (1)Kelp Forests (15)Kruger National Park (17)Lake Baikal (17)Lake Tanganyika (7)Lake Victoria (7)Llanos (9)Madagascar Rainforests (5)Mediterranean Basin (30)Mesoamerican Reef (3)Mesopotamian Marshes (2)Mojave Desert (11)Mongolian Steppe (2)Moorland (22)Muskeg (1)Namib Desert (4)New Guinea Rainforest (4)Ningaloo Reef (2)Okavango Delta (20)Pacific Northwest Temperate Rainforest (5)Pampas (4)Pantanal (11)Patagonian Steppe (1)Prairie Pothole Region (2)Raja Ampat (4)Ross Sea (7)Sahara Desert (10)Sahel (12)Sargasso Sea (7)Scandinavian Taiga (7)Serengeti (15)Siberian Taiga (4)Simpson Desert (6)Sky Island (1)Sonoran Desert (14)Sumatran Lowland Rainforest (9)Sundarbans (10)Svalbard (24)Thar Desert (6)Valdivian Temperate Rainforest (5)Wadden Sea (14)Western Ghats (18)Yasuní (1)Yellowstone (20)Everyday GroupAllAcrocarpous Mosses (Upright Growth) (59)Amoebae (6)Amphipods (3)Ancient And Relict Fish (Coelacanth, Lungfish) (17)Apicomplexan Parasites (9)Araucarias And Kauris (Araucariaceae) (42)Asters And Composites (Asterales) (33)Barnacles (Cirripedia) (7)Bees, Wasps And Ants (Hymenoptera) (30)Beetles (Coleoptera) (42)Birds Of Prey (Raptors) (40)Bivalves (Clams, Mussels, Oysters) (27)Box Jellyfish (Cubozoa) (2)Branchiopods (Water Fleas, Fairy Shrimp) (6)Bristle Worms (Polychaeta) (8)Brittle Stars and Basket Stars (Ophiuroidea) (2)Bryozoans (Moss Animals) (2)Buttercups And Relatives (Ranunculales) (8)Butterflies And Moths (Lepidoptera) (55)Cabbages And Mustards (Brassicales) (8)Caecilians (Gymnophiona) (6)Carnations And Cacti (Caryophyllales) (50)Carp And Minnows (Cypriniformes) (9)Catfish (Siluriformes) (10)Centipedes and Millipedes (Myriapoda) (4)Cephalopods (Octopus, Squid, Nautilus, Cuttlefish) (35)Chameleons (4)Chitons (Polyplacophora) (3)Cichlids, Anemonefish And Damselfish (54)Ciliates (Ciliophora) (8)Citrus And Mahogany Relatives (Sapindales) (13)Clubmosses (Lycopodiaceae) (5)Cockroaches And Termites (Blattodea) (5)Coffees, Dogbanes And Milkweeds (Gentianales) (10)Comb Jellies (Ctenophora) (5)Copepods (3)Crabs (51)Crinoids (Sea Lilies and Feather Stars) (2)Crocodilians (11)Cryptomonads (2)Cuckoos (8)Cup Fungi And Morels (8)Cycads (Cycadales) (11)Cypresses And Junipers (Cupressaceae) (36)Demosponges (Demospongiae) (2)Diatoms (Bacillariophyta) (4)Dragonflies And Damselflies (Odonata) (6)Earthworms and Other Oligochaetes (5)Eels (Anguilliformes) (9)Euglenoids (2)Extinct And Fossil Amphibians (2)Extinct Reptiles And Dinosaurs (9)Flatfish (Pleuronectiformes) (5)Fleas And Lice (3)Flies (Diptera) (22)Flukes (Trematoda) (2)Foraminifera and Radiolarians (3)Free-Living Flatworms (3)Gastropods (Snails And Slugs) (64)Geckos (25)Giardia (2)Gilled Mushrooms (Agarics) (49)Ginkgo (Ginkgoales) (1)Glass Sponges (Hexactinellida) (2)Glaucophytes (3)Gnetophytes (Gnetales) (5)Gram-Negative Bacteria (7)Gram-Positive Bacteria (7)Grasses And Sedges (Poales) (18)Grasshoppers And Crickets (Orthoptera) (8)Green Microalgae (Chlorophyta and Charophyta) (7)Green Seaweeds (Ulva, Codium and Caulerpa) (9)Gulls, Terns And Auks (30)Haptophytes and Coccolithophores (4)Harvestmen (Opiliones) (6)Heaths, Camellias And Primroses (Ericales) (14)Hemichordates (Acorn Worms and Relatives) (2)Herons, Egrets And Allies (16)Herpesviruses (2)Herrings And Anchovies (Clupeiformes) (3)Hornworts (5)Horseshoe Crabs (Xiphosura) (5)Horsetails (Equisetum) (22)Hydrozoans (Hydrozoa) (8)Isopods (Woodlice) (11)Kelps (Laminariales) (6)Kinetoplastid Parasites (Trypanosomes and Leishmania) (5)Kingfishers And Allies (8)Lacewings, Antlions And Allies (Neuroptera And Kin) (6)Leafy Liverworts (13)Leeches (Hirudinea) (2)Legumes (Fabales) (26)Lichens (17)Lilies And Orchids (Liliales/Asparagales) (34)Lizards (Lacertilia) (32)Lobsters And Crayfish (27)Lophophorate Phyla (2)Mallows, Cottons And Baobabs (Malvales) (10)Mantises (Mantodea) (7)Marine Cyanobacteria (2)Mints, Nightshades And Allies (Lamiales/Solanales) (33)Monitor Lizards (5)Myrtles And Eucalypts (Myrtales) (3)Nostoc Family Cyanobacteria (Nostocaceae) (2)Oomycetes (Water Molds) (3)Other Arachnids (2)Other Birds (49)Other Bony Fish (66)Other Brown Algae (4)Other Crustaceans (4)Other Fern Allies (1)Other Flowering Plant Orders (39)Other Frogs And Toads (Anura) (31)Other Fungi (10)Other Gymnosperms (1)Other Insects (14)Other Mollusks (3)Owls (8)Palms, Bananas And Gingers (Arecales/Zingiberales) (8)Parasitic Ciliates (2)Parrots (11)Parsleys And Ivies (Apiales) (11)Passerines (Songbirds) (86)Pathogenic And Parasitic Fungi (Human/Animal) (20)Peat Mosses (Sphagnum) (12)Penguins And Seabirds (37)Perch-Like Fishes (Perciformes) (38)Pigeons And Doves (11)Pines (Pinaceae) (51)Pleurocarpous Mosses (Mat-Forming) (18)Podocarps (Podocarpaceae) (7)Poison Dart Frogs (Dendrobatidae) (10)Polypores And Bracket Fungi (12)Priapulid Worms (Priapulida) (2)Pseudoscorpions (3)Puffballs And Earthstars (3)Ratites And Flightless Birds (5)Red Algae (Rhodophyta) (7)Red Tide and Toxin-Producing Dinoflagellates (6)Ribbon Worms (Nemertea) (2)Roses And Relatives (Rosales) (24)Rotifers and Spiny-Headed Worms (2)Roundworms (Nematoda) (8)Rusts, Smuts And Plant Pathogens (20)Salamanders And Newts (Caudata) (66)Salmon And Trout (Salmoniformes) (16)Scalidophoran Phyla (2)Scorpions (13)Sea Anemones and Tube Anemones (3)Sea Cucumbers (Holothuroidea) (4)Sea Stars (Asteroidea) (7)Sea Urchins and Sand Dollars (Echinoidea) (2)Sharks, Rays And Chimaeras (45)Shorebirds (Waders) (37)Shrimp And Prawns (28)Slime Molds (2)Snakes (Serpentes) (34)Spiders (Araneae) (86)Spikemosses (Selaginella) (4)Spurges And Willows (Malpighiales) (24)Stoneworts (Charales) (3)Stony Corals (Scleractinia) (3)Tapeworms (Cestoda) (2)Tardigrades (Water Bears) (2)Thalloid Liverworts (12)Ticks And Mites (Acari) (22)Toxin-Producing Planktonic Cyanobacteria (2)Tree Ferns (7)Tree Frogs (Hylidae) (10)True Bugs (Hemiptera) (22)True Ferns (Polypodiopsida) (82)True Frogs (Ranidae) (1)True Jellyfish (Scyphozoa) (10)True Toads (Bufonidae) (31)Tuatara (Rhynchocephalia) (1)Tunicates (Sea Squirts and Pyrosomes) (2)Turtles And Tortoises (Testudines) (39)Water Ferns (Aquatic Ferns) (5)Waterfowl (20)Whip Spiders And Whip Scorpions (8)Whisk Ferns (Psilotum) (1)Woodpeckers (6)Wracks and Sargassum (Fucales) (6)Yeasts, Molds And Aspergilli (14)Yews (Taxaceae) (9)DietAllCarnivore (703)Chemosynthetic Symbiosis (1)Detritivore or Scavenger (146)Filter Feeder (68)Frugivore (42)Herbivore (354)Insectivore (200)Mixotroph (2)Omnivore (240)Parasitic (150)Photosynthetic Autotroph (821)Piscivore (109)Population TrendAllDecreasing (6)Stable (9)System (Realm)AllFreshwater (507)Marine (782)Marine and Freshwater (24)Terrestrial (1994)Terrestrial and Freshwater (50)Terrestrial and Marine (9)Terrestrial, Freshwater and Marine (3)ThreatsAllBiological Resource Use (34)Climate Change and Severe Weather (8)Invasive and Other Problematic Species, Genes and Diseases (23)Pollution (13)Relationship to PeopleAllAgricultural or Structural Pest (176)Disease Vector (70)Domesticated (69)Eaten or Drunk by People (124)Ecotourism and Research (83)Farmed or Commercially Raised (150)Hunted or Fished (566)Invasive or Introduced Species (321)Kept as Pets (285)Natural Pest Control (54)No Significant Interaction with Humans (33)Pollinator (25)Source of Dye (13)Source of Fibre (7)Source of Timber or Wood (42)Used in Traditional Medicine (313)Venomous or Dangerous to Humans (58)Living or ExtinctAllNo (16)Yes (2314)Where It LivesAllAcre (1)Afghanistan (102)Africa (473)Alagoas (3)Albania (216)Algeria (172)Amapa (3)Amazonia (8)Anatolia (1)Andorra (40)Angola (80)Antarctica (16)Antigua and Barbuda (51)Argentina (163)Armenia (65)Aruba (1)Asia (70)Australasia (52)Australia (49)Australia (566)Austria (327)Azerbaijan (37)Bahamas (107)Bahia (9)Bahrain (32)Bangladesh (154)Barbados (52)Beijing (4)Belarus (194)Belgium (885)Belize (94)Benin (58)Bermuda (1)Bhutan (24)Bolivia (157)Borneo (3)Bosnia and Herzegovina (67)Botswana (87)Brazil (512)Brunei (30)Bulgaria (273)Burkina Faso (17)Burundi (41)Cabo Verde (39)Cambodia (66)Cameroon (75)Canada (307)Central Africa (1)Central African Republic (40)Central America (7)Central Asia (2)Chad (43)Chile (153)China (188)Colombia (464)Comoros (85)Costa Rica (165)Cote d'Ivoire (32)Croatia (99)Cuba (160)Cyprus (195)Czechia (123)Democratic Republic of the Congo (45)Denmark (860)Djibouti (75)Dominica (39)Dominican Republic (144)East Africa (19)East Asia (1)Eastern Europe (1)Ecuador (308)Egypt (94)El Salvador (82)Equatorial Guinea (30)Eritrea (109)Estonia (108)Eswatini (62)Ethiopia (89)Europe (65)Federated States of Micronesia (28)Fiji (93)Finland (215)France (576)Fujian (10)Gabon (54)Galicia (6)Gambia (48)Gansu (5)Georgia (166)Germany (383)Ghana (53)Greece (273)Greenland (1)Grenada (33)Guam (1)Guangdong (16)Guatemala (121)Guinea (76)Guinea-Bissau (42)Gulf of Alaska (1)Gulf of Mexico (1)Guyana (92)Hainan (5)Haiti (120)Hawaii (1)Hefei (1)Honduras (114)Hubei (4)Hungary (227)Iceland (154)India (220)Indonesia (89)Iran (174)Iraq (95)Ireland (370)Israel (88)Italy (360)Jamaica (100)Japan (258)Jordan (12)Karelia (1)Kashmir (1)Kazakhstan (161)Kenya (180)Kiribati (9)Kuwait (13)Kyrgyzstan (29)Laos (73)Latvia (61)Lebanon (15)Lesotho (47)Liberia (24)Libya (78)Liechtenstein (31)Lithuania (64)Luxembourg (197)Macaronesia (1)Madagascar (147)Malawi (27)Malay Archipelago (2)Malaysia (37)Maldives (19)Mali (24)Malta (30)Manchuria (72)Maranhao (2)Marshall Islands (20)Mato Grosso (4)Mauritania (30)Mauritius (111)Melanesia (2)Mexico (331)Micronesia (2)Minas Gerais (9)Moldova (37)Monaco (5)Mongolia (86)Montenegro (36)Morocco (135)Mozambique (183)Myanmar (103)Namibia (83)Nauru (12)Nepal (77)Netherlands (338)New Caledonia (19)New South Wales (1)New Zealand (193)Nicaragua (67)Niger (11)Nigeria (39)North Africa (4)North America (961)North Korea (7)North Macedonia (29)Northeast India (1)Norway (1206)Oceania (2)Oman (27)Pakistan (89)Palau (8)Palestine (53)Panama (56)Pantanal (3)Papua New Guinea (23)Paraguay (43)Parana (9)Pernambuco (6)Peru (125)Philippines (84)Poland (306)Polynesia (2)Portugal (391)Primorsky Krai (1)Punjab (1)Qatar (4)Queensland (3)Red Sea (1)Republic of the Congo (20)Rio de Janeiro (9)Rio Grande do Sul (9)Romania (197)Russia (190)Rwanda (16)Saint Kitts and Nevis (29)Saint Lucia (23)Saint Vincent and the Grenadines (7)Samoa (21)San Marino (1)Santa Catarina (9)Saudi Arabia (26)Scandinavia (1)Senegal (32)Serbia (49)Seychelles (99)Shanghai (2)Siberia (5)Sierra Leone (24)Singapore (24)Slovakia (55)Slovenia (59)Solomon Islands (7)Somalia (12)South Africa (295)South America (291)South Asia (449)South Korea (29)Southeast Asia (5)Southern Africa (7)Southern Europe (1)Spain (534)Sri Lanka (69)Sudan (6)Suriname (46)Sweden (764)Switzerland (226)Syria (9)São Tomé and Príncipe (7)Taiwan (280)Tajikistan (21)Tanzania (119)Texas (6)Thailand (73)The Andes (1)The Antarctic (4)The Arctic (3)The Atlantic Ocean (7)The Caribbean (9)The Caucasus (1)The Guianas (1)The Indian Ocean (4)The Mediterranean (5)The Mediterranean Sea (1)The Middle East (1)The Pacific Northwest (1)The Pacific Ocean (8)The Persian Gulf (1)The South Pacific (1)Tianjin (2)Tibet (10)Timor-Leste (3)Togo (17)Tonga (18)Trinidad and Tobago (23)Tropics (1)Tunisia (70)Turkey (84)Turkmenistan (50)Tuvalu (6)Uganda (18)Ukraine (303)United Arab Emirates (61)United Kingdom (301)United States (710)Uruguay (71)Uzbekistan (63)Vanuatu (31)Vatican City (2)Venezuela (188)Vietnam (84)West Africa (10)Western Asia (2)Western Australia (1)Western Sahara (11)White Sea (1)Xinjiang (4)Yemen (24)Yunnan (1)Zambia (17)Zimbabwe (64)Show ResultsBrowseCompareSelect all 100Carcinus maenasCrustaceansCardamine pratensisFlowering PlantsCardinal SpiderArachnidsCaribbean Hermit CrabCrustaceansCaribbean Spiny LobsterCrustaceansCarolina Wolf SpiderArachnidsCarpenter BeeInsectsCarpet BeetleInsectsCarrion BeetleInsectsCarrion crowBirdsCartilage LichenFungiCarukia barnesiCnidariansCascade red foxMammalsCaspian SealMammalsCaspian ternBirdsCassava (Manihot esculenta)Flowering PlantsCastor Bean (Ricinus communis)Flowering PlantsCastor Bean TickArachnidsCaterpillar FungusFungiCaulerpaSeaweeds and MacroalgaeCauliflower FungusFungiCave splayfoot salamanderAmphibiansCayenne Stubfoot Toad (Atelopus flavescens)AmphibiansCecropia Moth (Hyalophora cecropia)InsectsCedar of LebanonConifers and Other GymnospermsCedrus LibaniConifers and Other GymnospermsCentral Lar GibbonMammalsCentury PlantFlowering PlantsCephalocaridaCrustaceansCephalodiscusOther Minor PhylaCerastium tomentosumFlowering PlantsCeratiumDinoflagellatesCeratopteris RichardiiFerns and Fern AlliesCerbalus aravaensisArachnidsCereus jamacaruFlowering PlantsCeylon CaecilianAmphibiansChagaFungiChagos AnemonefishFishChain pickerelFishChamaecyparis formosensisConifers and Other GymnospermsChambered NautilusMollusksChamoisMammalsChangeable hawk-eagleBirdsChannel CatfishFishChanneled WhelkMollusksChanterelleFungiChara VulgarisSeaweeds and MacroalgaeCharcoal BurnerFungiChattonellaDiatoms and Other MicroalgaeCheckerboard worm lizardReptilesCheetahMammalsChelonoidis niger chathamensisReptilesChelonoidis niger donfaustoiReptilesCherax DestructorCrustaceansCherax QuadricarinatusCrustaceansCherry ShrimpCrustaceansChestnut Blight FungusFungiChestnut DioonConifers and Other GymnospermsChestnut Sac-winged BatMammalsChickenBirdsChicken of the WoodsFungiChickpea (Cicer arietinum)Flowering PlantsChiggerArachnidsChilean hawkBirdsChilean Recluse SpiderArachnidsChilean Rose TarantulaArachnidsChimaera MonstrosaFishChimpanzeeMammalsChinchillaMammalsChinese AlligatorReptilesChinese EphedraConifers and Other GymnospermsChinese FirConifers and Other GymnospermsChinese Fire Belly Newt (Cynops orientalis)AmphibiansChinese Giant SalamanderAmphibiansChinese HibiscusFlowering PlantsChinese JuniperConifers and Other GymnospermsChinese Mitten CrabCrustaceansChinese Mountain CatMammalsChinese PangolinMammalsChinese Softshell TurtleReptilesChinese Swamp CypressConifers and Other GymnospermsChinese thrushBirdsChinook SalmonFishChinstrap PenguinBirdsChionanthus virginicusFlowering PlantsChiriqui Harlequin Frog (Atelopus chiriquiensis)AmphibiansChitonMollusksChlamydia trachomatisBacteriaChlamydomonasDiatoms and Other MicroalgaeChlamydomonas ReinhardtiiDiatoms and Other MicroalgaeChlamydosaurus KingiiReptilesChlorellaDiatoms and Other MicroalgaeChocolate Chip Sea StarEchinodermsChocolate CosmosFlowering PlantsChondrilla junceaFlowering PlantsChondrocladia lyraSpongesChondrus CrispusSeaweeds and MacroalgaeChorda filumSeaweeds and MacroalgaeChristmas FernFerns and Fern AlliesChristmas Island Red CrabCrustaceans← Previous1…56789…33Next →ConnectionsShowing the first 400 of 3,220 connections.SourcesPolar Bear (Ursus maritimus) (U.S. Fish and Wildlife Service)U.S. Fish and Wildlife ServiceContains: Polar BearView the SourceLion (Smithsonian's National Zoo and Conservation Biology Institute)Smithsonian's National Zoo and Conservation Biology InstituteContains: African LionView the SourceBeaver (Bering Land Bridge National Preserve, National Park Service)National Park ServiceContains: BeaverView the SourceComments (0)No comments yet. 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