crocodiles (crocodylus niloticus)

adult africa african alligator amphibian animal big blue carnivore connochaetes conservation crocodiles crocodylus danger dangerous desert ecology environment exotic hair head herbivore herbivorous horse hunter jaws kalahari large lizzard mammal mane mouth natural nature nile niloticus outdoors predator reptile reserve river running safari scales skin south southern taurinus teeth water wild wildebeest wilderness wildlife