A Greater Prairie-Chicken with inflated air sac stands among green grasses.

Greater Prairie-Chicken

In spring, males attract females by stamping their feet rapidly and making booming sounds with their air sacs. They often leap into the air with loud cackles.

Brewer's sparrow perched on sagebrush

Brewer’s Sparrow

Brewer’s sparrows are highly adapted to dry environments year-round and can go weeks without drinking water.

A western mass rattlesnake partially coiled on leaves.

Western Massasauga Rattlesnake

Communal denning throughout the winter season is a common occurrence for western massasauga. The den is called a hibernaculum.

Texas short-horned lizard on raised legs among grasses.

Texas Horned Lizard

Texas horned lizards feed primarily on harvester ants, 69% of their diet. They wait motionless along harvester ant trails and capture ants as they pass by flicking out their tongue and swallowing whole.

A pygmy rabbit sitting among dry shrubs.

Pygmy Rabbit

Pygmy rabbits are the only rabbit in the US that digs its own burrow. They also produce alarm vocalizations to communicate in response to threats, which is uncommon among rabbits.

An Ornate Box Turtle with head lifted up on sandy ground.

Ornate Box Turtle

Ornate box turtles can live between 30-40 years. You can determine the approximate age of turtles by counting the number of growth lines on the underside of the shell.

Olive-backed Pocket Mouse on short grasses and dirt.

Olive-backed Pocket Mouse

External cheek pouches of olive-backed pocket mice, like other pocket mice are fur-lined and are used to collect and transport large quantities of seeds.

A Western Meadowlark perched on a post.

Western Meadowlark

In 1914, California grain growers initiated a study on the Western Meadowlark’s diet to determine if the bird could be designated a pest species. Although they do eat grain, Western Meadowlarks help limit crop-damaging insects.