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	RD-160817141A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817140A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817139A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817137A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817136A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817135A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817134A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817133A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817119A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817111A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817102A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160817098A Western Diamondback rattlesnake (Crotalus atrox) swallowing a Morning Dove (Zenaida macroura) that it caught. (Arizona) 
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	RD-160816020A Western Diamondback rattlesnake (Crotalus atrox) lays in wait, hunting for birds or rodents (Arizona) 
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	RD-160212119A Black-throated Sparrow (Amphispiza bilineata) male perched in a Creosote bush (FLarrea tridentata) in the Sonoran Desert (Arizon… 
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	RD-160212065A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212064A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212064A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212064A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212054A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212042A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-160212038A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wi… 
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	RD-151215030Two immature Harris Hawks (Parabuteo unicinctus) perched on a tree branch with blue sky in the Sonoran Desert of Tucson (Arizona) 
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	RD-151215023Thee Harris Hawks (Parabuteo unicinctus), two immature and one adult, perched on a tree branch with blue sky in the Sonoran Deser… 
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	RD-151215022Thee Harris Hawks (Parabuteo unicinctus), two immature and one adult, perched on a tree branch with blue sky in the Sonoran Deser… 
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	RD-151215020Two Harris Hawks (Parabuteo unicinctus), one immature and one adult, perched on a tree branch with blue sky in the Sonoran Desert… 
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	RD-151215017Two Harris Hawks (Parabuteo unicinctus), one immature and one adult, perched on a tree branch with blue sky in the Sonoran Desert… 
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	RD-151215016Two Harris Hawks (Parabuteo unicinctus), one immature and one adult, perched on a tree branch with blue sky in the Sonoran Desert… 
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	RD-151215015Two Harris Hawks (Parabuteo unicinctus), one immature and one adult, perched on a tree branch with blue sky in the Sonoran Desert… 
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	RD-151215011Two Harris Hawks (Parabuteo unicinctus), one immature and one adult, perched on a tree branch with wings spread against a blue sk… 
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	RD-151215007A Harris Hawk (Parabuteo unicinctus) adult in flight above a tree branch, hunting in the Sonoran Desert of Tucson in winter (Arizo… 
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	RD-151215004A Harris Hawk (Parabuteo unicinctus) adult in flight in front of a second adult perched on a dead tree branch, hunting in the Sono… 
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	RD-151215001A Harris Hawk (Parabuteo unicinctus) family unit of three adults perched on a dead tree branch, hunting in the Sonoran Desert of T… 
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	RD-151215001A Harris Hawk (Parabuteo unicinctus) family unit of three adults perched on a dead tree branch, hunting in the Sonoran Desert of T… 
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	RD-150621207A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621205A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621201A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621200A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621199A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621198A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621196A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cicada to its nest in a Saguaro cactus (Arizon… 
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	RD-150621128A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing an insect to its nest in a Saguaro cactus (Arizona) 
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	RD-150621078A Brown-crested Flycatcher (Myiarchus tyrannulus) in flight bringing an insect to its nest in a Saguaro cactus (Arizona) 
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	RD-150620099A Brown-crested Flycatcher (Myiarchus tyrannulus) in flight bringing a crushed cidada to its nest in a Saguaro cactus (Arizona) 
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	RD-150620097A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cidada to its nest in a Saguaro cactus (Arizon… 
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	RD-150620093A Brown-crested Flycatcher (Myiarchus tyrannulus) perches before bringing a crushed cidada to its nest in a Saguaro cactus (Arizon… 
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	RD-150620085A Brown-crested Flycatcher (Myiarchus tyrannulus) perches after bringing an insect to its nest in a Saguaro cactus (Arizona) 
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	RD-150620084A Brown-crested Flycatcher (Myiarchus tyrannulus) perches after bringing an insect to its nest in a Saguaro cactus (Arizona) 
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	RD-150620083A Brown-crested Flycatcher (Myiarchus tyrannulus) perches after bringing an insect to its nest in a Saguaro cactus (Arizona)