Ryan Collister:
Texas glossy snake, Arizona elegans arenicola
Ryan Collister:
Checkered garter snake, Thamnophis mercianus
Ryan Collister:
Broad-banded water snake, Nerodia fasciata confluens
Ryan Collister:
Broad-banded water snake, Nerodia fasciata confluens
Ryan Collister:
Trans-Pecos rat snake, Bogertophis subocularis
Ryan Collister:
Neonate mottled rock rattlesnake, Crotalus lepidus lepidus
Ryan Collister:
Juvenile bull snake, Pituophis catenifer sayi
Ryan Collister:
Texas banded gecko, Coleonyx brevis
Ryan Collister:
Red-striped ribbon snake, Thamnophis proximus rubrilineatus
Ryan Collister:
Cope's gray treefrog, Hyla chrysoscelis
Ryan Collister:
Desert box turtle, Terrapene ornata luteola
Ryan Collister:
Desert box turtle, Terrapene ornata luteola
Ryan Collister:
Crevice spiny lizard, Sceloporus poinsettii
Ryan Collister:
Mottled rock rattlesnake, Crotalus lepidus lepidus
Ryan Collister:
Mottled rock rattlesnake, Crotalus lepidus lepidus
Ryan Collister:
Yellow mud turtle, NM
Ryan Collister:
Big Red
Ryan Collister:
Blue belly!
Ryan Collister:
Yarrow's spiny lizard, Sceloporus jarrovi
Ryan Collister:
Little feller
Ryan Collister:
Ahhhh!
Ryan Collister:
Sceloporus jarrovi
Ryan Collister:
Yarrow's spiny lizard, Sceleporus jarrovi
Ryan Collister:
Mojave on the road
Ryan Collister:
Northern black-tailed rattlesnake, Crotalus molossus
Ryan Collister:
Greater short-horned lizard, Phrynosoma hernandesi
Ryan Collister:
Sonoran desert toad, Incilius alvarius
Ryan Collister:
Insert Hypnotoad Joke Here
Ryan Collister:
Ctenosaura pectinata
Ryan Collister:
Master of camouflage
