Hilly

Griffon Vulture

Nature's high-altitude clean-up crew

Boiga

Big-eyed night hunters in the trees

Lappet-faced Vulture

Big bill. Bare face. Nature's cleanup boss.

Southern Pacific Rattlesnake

Hear the rattle-give it space.

Eurasian Jay

Oak Forest Planter with a Blue Flash

Tiger Rattlesnake

Tiny rattle. Big desert danger.

Midget Faded Rattlesnake

Small snake. Serious rattle.

Aruba Rattlesnake

Aruba's arid-island rattler

Junglefowl

Wild roots of the chicken

Bullsnake

Prairie's loudest look-alike

Whinchat

Meadow hunter, Africa-bound migrant

Savannah Sparrow

Buzzy song of the open fields

Goshawk

White-browed shadow of the woods

Tennessee Walking Horse

The Smooth Ride of Tennessee

Eyelash Viper

Venomous lashes of the rainforest

Chipping Sparrow

Rufous cap, razor-crisp trill.

Tire Track Eel

Tire-track camo, night-stalking hunter

Black-Capped Chickadee

Big attitude in a tiny winter bird

Habu Snake

Ryukyu's heat-sensing pit viper

Cat-Eyed Snake

Night eyes, frog hunters

Rhombic Egg-Eater Snake

Cracks eggs-never bites.

Mamushi Snake

Small viper, big heat-sensing precision

Wolf Snake

Gecko hunters, not kraits

Yarara

Lanceheads: silent heat-seeking ambushers