prairie rattlesnake
prairie rattler
Crotalus viridis
Western rattlesnake
west-central
southwestern
northwestern
Middle America
western
Southwest
Cnemidophorus velox
Bombycilla cedrorun
cedar waxwing
southwestern United States
Colorado-like
cedarbird
plateau striped whiptail
WY
western United States
Wyoming
Coloradan
Equality State
Wyo.
West
Californias
Erodium texanum
Texas storksbill
western toad
Rocky Mountains
Rockies
Bufo boreas
Crotalus tigris
meadow jumping mouse
western coral snake
rock wren
tiger rattlesnake
Micruroides euryxanthus
Sylvilagus floridanus
Zapus hudsonius
eastern cottontail
Salpinctes obsoletus
Badlands
Bad Lands
Badlands Wilderness
Rocky Mountain jay
Appalachian
Perisoreus canadensis capitalis
Guadalupe Mountains
north-central
East
buffalofish
meadow vole
pampas
Crotalus horridus horridus
Microtus pennsylvaticus
timber rattlesnake
buffalo fish
eastern United States
meadow mouse
banded rattlesnake
Dixieland
Gulf Coast of the United States
Neb.
Micrurus fulvius
rough green snake
Gulf States
eastern coral snake
Nebraska
Opheodrys aestivus
NE
Cornhusker State
Rubus trivialis
Southern dewberry
Amherst
Mephitis macroura
Prairies
Thomomys bottae
Pacific Northwest
Chihuahua
biogeography
hooded skunk
Avondale
Keystone
valley pocket gopher
Puebloan peoples
Colorado
cordillera
smooth green snake
southeastern
Pueblo
Granite
Opheodrys vernalis
Tupelo
Choctaw
Caddo
midwestern
Northwest
south-central
northwestern United States
Edwards