Image Tags
alligator crocodile reptile animal wildlife nature biology zoology herpetology cold-blooded predator swamp marsh river lake pond stream water habitat environment conservation endangered threatened protected species population ecosystem food chain trophic level niche adaptation evolution natural selection survival of the fittest extinction climate change global warming habitat loss hunting poaching illegal trade conservation efforts endangered species threatened species protected species species conservation population conservation ecosystem conservation food chain conservation trophic level conservation niche conservation adaptation conservation evolution conservation natural selection conservation survival of the fittest conservation extinction conservation climate change conservation global warming conservation habitat loss conservation hunting conservation poaching conservation illegal trade conservation conservation efforts conservation