African crocodile, Nile crocodile, Crocodylus niloticus
['fiddler crab', 'hermit crab', 'night snake, Hypsiglena torquata', 'mink', 'coil, spiral, volute, whorl, helix', 'nematode, nematode worm, roundworm', 'little blue heron, Egretta caerulea']