John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) striking. Chiricahua Mountains, Arizona, USA.
01307330
John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "tasting" the air with its tongue, Chiricahua Mountains, Arizona, USA
01275635
John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "Smelling" or "tasting" the air with its tongue. Chiricahua Mountains, Arizona, USA
01275636
John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "Smelling" or "tasting" the air with its tongue. Chiricahua Mountains, Arizona, USA
01275634
John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "Smelling" or "tasting" the air with its tongue. Chiricahua Mountains, Arizona, USA
01181519
Philippe Clement / Arizona black rattlesnake (Crotalus viridis cerberus) close-up rattle and keeled scales. Arizona, USA. Captive.
01156360
John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "Smelling" or "tasting" air with tongue, Arizona, USA
01051862
John Cancalosi / Black tailed rattlesnake coiled {Crotalus molossus} south east Arizona, USA
01125178
Barry Mansell / Arizona black rattlesnake {Crotalus viridis cerberus} Arizona, USA.
00511396
Michael & Patricia Fogden / Arizona Black Rattlesnake (Crotalus viridis cerberus) poisonous juvenile, Arizona
00511397
Michael & Patricia Fogden / Arizona Black Rattlesnake (Crotalus viridis cerberus), Arizona
00511398
Michael & Patricia Fogden / Banded Rock Rattlesnake (Crotalus lepidus klauberi), Chiricahua Mountains, Arizona
01038739
John Cancalosi / Arizona black rattlesnake showing rattle, USA
01095894
Barry Mansell / Arizona black rattlesnake {Crotalus viridis cerberus} Arizona, USA
01035652
John Cancalosi / Black Tailed Rattlesnake showing rattle. Arizona, USA
01388405
Paul D Stewart / Pithecanthropus europeaus alalus (european speechless ape-man) by Gabriel Max, 1894, reproduced as Photogravure Plate 29 in Ernst Haeckel 'Naturliche Schopfungs-Geschichte' (Natural History of Creatio...