Western diamondback rattlesnake
Crotalus atrox
Western diamondback
chicken snake
Sonoran whipsnake
Masticophis bilineatus
red-bellied snake
Storeria occipitamaculata
ophicephalous
racer
lyre snake
cottonmouth moccasin
Agkistrodon piscivorus
corn snake
water moccasin
cottonmouth
Elaphe guttata
red rat snake
garter snake
grass snake
coffee snake
Big Bend patchnose snake
three-step snake
elapid
elapid snake
reticulated python
gopher snake
Python reticulatus
indigo snake
Drymarchon corais
rainbow boa
lepidophobia
Oxyuranus scutellatus
hoop snake
taipan
leaf-nosed snake
Channidae
beadsnake
serpent
boine
Mastigoproctus giganteus
western diamondback rattlesnake
class Channidae
vinegarroon
Opheodrys
genus Opheodrys
viper
puff adder
black-headed snake
hognose snake