764-2621 - Hypomelanistic Western diamond-back rattlesnake (Western diamondback rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2620 - Mojave rattlesnake (Mohave Rattlesnake) (Mojave Diamond Rattlesnake) (Desert Diamond Back) (Crotalus scutulatus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2623 - Speckled rattlesnake (Crotalus mitchellii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2633 - Arizona mountain kingsnake (Lampropeltis pyromelana) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2624 - Harris's hawk (Parabuteo unicinctus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2632 - Arizona black rattlesnake (Crotalus cerberus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2622 - Speckled rattlesnake (Crotalus mitchellii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2619 - Western screech-owl (Megascops kennicottii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2627 - Speckled rattlesnake (Crotalus mitchellii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
832-8923 - Mexican Long-tongued Bat (Choeronycteris mexicana), adult in flight at night feeding on Agave Blossom (Agave sp.), Tucson, Arizona, southwest USA
832-8934 - Broad-billed Hummingbird (Cynanthus latirostris), male in flight feeding on longspur columbine (Aquilegia longissima), Madera Canyon, Tucson, Arizona, USA
832-8668 - Black-chinned Hummingbird (Archilochus alexandri), male in flight feeding on Mexican Oregano (Poliomintha maderensis), Miller Canyon, Tucson, Arizona, USA
764-2233 - Mountain lion (cougar) (Felis concolor) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2229 - Harris's hawk (Parabuteo unicinctus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2231 - Sonoran Desert sidewinder (Sonoran sidewinder) (Crotalus cerastes cercobombus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-2230 - Western diamond-back rattlesnake (Western diamondback Rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1669 - Western Screech-Owl (Megascops kennicottii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1722 - Hypomelanistic Western Diamond-Back Rattlesnake (Western Diamondback Rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1699 - Northern Mojave Rattlesnake (Crotalus scutulatus scutulatus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1769 - American Kestrel (Sparrow Hawk) (Falco sparverius) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1693 - River Otter (Lutra canadensis) in captivity, resting and sucking on its tail, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1718 - Male Gambel's Quail (Callipepla gambelii) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1686 - Sonoran Desert Sidewinder (Sonoran Sidewinder) (Crotalus cerastes cercobombus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1687 - Sonoran Desert Sidewinder (Sonoran Sidewinder) (Crotalus cerastes cercobombus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1740 - Desert Bighorn Sheep (Ovis canadensis nelsoni) ram in captivity exhibiting the Flehmen response, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
764-1723 - Harris's Hawk (Parabuteo unicinctus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America