Home›Crustaceans›Activity Pattern›DiurnalBrowse ByDiurnalFactsDiurnalSourcesComments (0)Reader Challenges (0)FactsComparisonReproductive ModeWell-attestedOviparous (Egg-Laying) 1DiurnalFilter Results2 entriesCommon GroupAllCrabs (2)Everyday GroupAllCrabs (2)HabitatAllEstuary (1)Where It LivesAllArgentina (1)Australia (1)Canada (1)Japan (1)Madagascar (1)Panama (1)South Africa (1)The Indian Ocean (1)United Kingdom (1)United States (1)West Africa (1)Conservation StatusAllNot Evaluated (2)DietAllCarnivore (1)Omnivore (1)System (Realm)AllMarine (2)Living or ExtinctAllYes (2)ThreatsAllInvasive and Other Problematic Species, Genes and Diseases (1)Relationship to PeopleAllInvasive or Introduced Species (1)CITES AppendixAllNot Listed (2)NatureServe RankAllGNR Unranked (1)TaxonomyAllDecapoda (2)Show ResultsBrowseCompareSelect all 2Carcinus maenasDiurnalChristmas Island Red CrabDiurnalSources1. Wikipedia: Crustaceantier 2WikipediaCrustacean, Anatomy sectionQuote, Crustacean, Anatomy sectionIn most decapods, the females retain the eggs until they hatch into free-swimming larvae.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.