John Cancalosi / Black-tailed Rattlesnake (Crotalus molossus) "tasting" the air with its tongue, Chiricahua Mountains, Arizona, USA
01275644
John Cancalosi / Sonoran Desert Sidewinder rattlesnake (Crotalus cerastes) sensing the air with tongue, Arizona, USA
01275643
John Cancalosi / Sonoran Desert Sidewinder rattlesnake (Crotalus cerastes) sensing the air with tongue, Arizona USA
01275635
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
01185716
John Cancalosi / Timber Rattlesnakes (Crotalus horridus) Gravid females basking to bring young to term, black and yellow colour morphs, Pennsylvania, USA
01069358
John Cancalosi / Western diamondback rattlesnake 'tasting' air with tongue {Crotalus atrox} Arizona, USA
01151825
Shattil & Rozinski / Western diamondback rattlesnake drinking {Crotalus atrox} Texas, USA
01130227
John Cancalosi / Timber rattlesnake male {Crotalus horridus} eating American red squirrel, NY, USA.
01120417
John Cancalosi / Timber rattlesnake {Crotalus horridus} eating American red squirrel USA
01120415
John Cancalosi / Timber rattlesnake {Crotalus horridus} eating American red squirrel USA
01120416
John Cancalosi / Timber rattlesnake {Crotalus horridus} eating American red squirrel USA
