Nile Crocodile Resting in the Sunlight at a Zoo's Reptile Exhibit

nile crocodile resting reptile zoo wildlife nature animal crocodile closeup predator outdoor safari reptile house conservation dangerous wild exhibit sunlight scaly natural habitat africa crocodile skin powerful jaws eyes outdoors endangered species sunbathing aquatic reptile croc wild animal african wildlife crocodilian fauna biology herpetology animal behavior carnivore ecosystem biodiversity apex predator camouflage teeth rough texture dangerous animal evolution habitat coldblooded reptilian survival