Home›SubcategoriesCategorySubcategories46 entries. Click any to see everything it connects to.BrowseCompareCompare At A Past YearEnter a year to compare these entries as the atlas records them at that moment. Leave it empty for the present. A year before the common era is entered with a minus sign, so 44 BCE is minus 44.Show This YearConfidence Standing:AllVerifiedDevelopingSelect all 45Algae and ProtistsSubcategories1 linkAmphibiansSubcategories1 linkAnimal Behavior and AdaptationSubcategories1 linkArachnidsSubcategories1 linkBiogeochemical CyclesSubcategories1 linkBirdsSubcategories1 linkBoreal Forest and TaigaSubcategories1 linkClassSubcategories1 linkClimate and Weather PatternsSubcategories1 linkConifers and Other GymnospermsSubcategories1 linkCrustaceansSubcategories1 linkDesertSubcategories1 linkDesert and Tundra BiomesSubcategories1 linkDivisionSubcategories1 linkDomainSubcategories1 linkEcological ProcessesSubcategories1 linkEvolutionary ProcessesSubcategories1 linkFamilySubcategories1 linkFerns and Fern AlliesSubcategories1 linkFishSubcategories1 linkFlowering PlantsSubcategories1 linkFreshwater and Wetland BiomesSubcategories1 linkFungiSubcategories1 linkGenusSubcategories1 linkGeological and Atmospheric PhenomenaSubcategories1 linkGrassland, Savanna and Shrubland BiomesSubcategories1 linkInsectsSubcategories1 linkKingdomSubcategories1 linkMammalsSubcategories1 linkMarine and Coastal BiomesSubcategories1 linkMarine and Coral ReefSubcategories1 linkMollusksSubcategories1 linkMosses and LiverwortsSubcategories1 linkOcean and Marine PhenomenaSubcategories1 linkOrderSubcategories1 linkOther InvertebratesSubcategories1 linkPhylumSubcategories1 linkPolar and AntarcticSubcategories1 linkReptilesSubcategories1 linkSavanna and GrasslandSubcategories1 linkTemperate and Boreal Forest BiomesSubcategories1 linkTemperate Forest and ShrublandSubcategories1 linkTropical Forest BiomesSubcategories1 linkTropical RainforestSubcategories1 linkWetland and FreshwaterSubcategories1 link