Thomas Lazar / Female Black tailed prairie dog {Cynomys ludovicianus) grooming young, Custer SP, California, USA

Thomas Lazar / Black tailed prairie dog digging (Cynomys ludovicianus) Custer State Park, South Dakota, USA

Thomas Lazar / Black tailed prairie dog stretching (Cynomys ludovicianus) Custer State Park, South Dakota, USA

Shattil & Rozinski / Black tailed prairie dog feeding on plants {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Black tailed prairie dog digging burrow {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Black tailed prairie dog interacting with babies {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Black tailed prairie dog feeding on plants {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Burrows of Black tailed prairie dog 'town' {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Black tailed prairie dog standing on guard near burrow {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Black tailed prairie dog with young near burrow {Cynomys ludovicianus} Colorado, USA

Shattil & Rozinski / Border collie dog {Canis familiaris} with Black tailed Prairie dog {Cynomys ludovicianus} captive, USA

Shattil & Rozinski / Black tailed prairie dog {Cynomys ludovicianus} seven babies at burrow, Colorado, USA

Shattil & Rozinski / Black tailed prairie dog calling alarm {Cynomys ludovicianus} Colorado, USA

Larry Michael / Black tailed prairie dog {Cynomys ludovicianus} feeding, captive, Wisconsin, USA

Rolf Nussbaumer / Black tailed prairie dog {Cynomys ludovicianus}adult, Texas, USA

Rolf Nussbaumer / Black tailed prairie dog {Cynomys ludovicianus} adults at entrance to burrows, Texas, USA

Pete Oxford / Black tailed prairie dogs (Cynomys ludovicianus) C Bristol Zoo. From USA.

Tom Vezo / Group of Black tailed prairie dogs {Cynomys ludovicianus} by entrance to den, Montana, USA.

Jeff Vanuga / Black tailed prairie dogs grooming, Wyoming, USA. {Cynomys ludovicianus}

Jeff Vanuga / Black tailed prairie dog, territorial call, Wyoming, USA. {Cynomys ludovicianus}

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) sounding all clear call at burrow entrance, Colorado

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) group at burrow entrance, North America

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) group at burrow entrance, North America

Konrad Wothe / Black-tailed Prairie Dog (Cynomys ludovicianus) giving warning call to group members, North America

Gerry Ellis / Black-tailed Prairie Dog (Cynomys ludovicianus) portrait, North America

Yva Momatiuk & John Eastcott / Black-tailed Prairie Dog (Cynomys ludovicianus) watchful, near burrow, summer, Devil's Tower National Park, Wyoming

Konrad Wothe / Black-tailed Prairie Dog (Cynomys ludovicianus) feeding on grass, North America

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) trio looking out for danger, Colorado

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) pair in urban field, Colorado

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) at burrow entrance, South Dakota

Konrad Wothe / Black-tailed Prairie Dog (Cynomys ludovicianus) young with grass in mouth, Arizona

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) barking from the entrance of its burrow with herd of American Bison (Bison bison), South Dakota

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) group at burrow entrance, South Dakota

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) group at burrow entrance, South Dakota

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) eating grass, South Dakota

Jim Brandenburg / Coyote (Canis latrans) hunting for Black-tailed Prairie Dogs (Cynomys ludovicianus), South Dakota

Rod Williams / Black tailed prairie dog {Cynomys ludovicianus} USA

Patricio Robles Gil / Black tailed prairie dog {Cynomys ludovicianus} Janos, Chihuahua, Mexico

Patricio Robles Gil / Black tailed prairie dogs at burrow {Cynomys ludovicianus} Janos, Chihuahua, Mexico

Tom Vezo / Black tailed prairie dog on guard {Cynomys ludovicianus} Mexico

Tom Vezo / Black tailed prairie dogs at burrow entrance, Montana, US (Cynomys ludovicianus)

HUW CORDEY / Black tailed prairie dogs on burrow mound {Cynomys ludocicianus}, Badlands, USA

Thomas Lazar / Young Black tailed prairie dog feeding (Cynomys ludovicianus) USA Custer State Park, San Diego.

Thomas Lazar / Female black tailed prairie dog (Cynomys ludovicianus) USA Custer State Park, San Diego.

Tom Vezo / Black tailed prairie dog feeding (Cynomys ludovicianus) USA

Tom Vezo / Black tailed prairie dog (Cynomys ludovicianus) feeding, Chihuahua, Mexico

Larry Michael / Black tailed prairie dog at burrow entrance, USA {Cynomys ludovicianus}

Tom Vezo / Black tailed prairie dogs (Cynomys ludovicianus) by entrance to den, Montana, USA

Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) standing and barking, eastern Montana

Pete Oxford / Black-tailed Prairie Dog (Cynomys ludovicianus) peeking out of burrow, Devil's Tower National Monument, Wyoming

Pete Oxford / Black-tailed Prairie Dog (Cynomys ludovicianus) peeking out of burrow, Devil's Tower National Monument, Wyoming

Pete Oxford / Black-tailed Prairie Dog (Cynomys ludovicianus) in agitated posture, Devil's Tower National Monument, Wyoming

Pete Oxford / Black-tailed Prairie Dog (Cynomys ludovicianus) in agitated posture, Devil's Tower National Monument, Wyoming

Konrad Wothe / Black-tailed Prairie Dog (Cynomys ludovicianus) looking out for danger, North America

Konrad Wothe / Black-tailed Prairie Dog (Cynomys ludovicianus) pair interacting, North America

Yva Momatiuk & John Eastcott / Black-tailed Prairie Dog (Cynomys ludovicianus) near den, alert to signs of danger, endangered, Wind Cave National Park, South Dakota

Nature Production / Black-tailed Prairie Dogs {Cynomys ludovicianus} at burrows on prairie, Wind Cave NP, South Dakota, USA,

Nature Production / Black-tailed Prairie Dog {Cynomys ludovicianus} sniffing the air on burrow, Devils Tower National Monument, Wyoming, USA, August

Nature Production / Black-tailed Prairie Dog (Cynomys ludoivcianus} adult and juvenile greeting at burrow, captive, Madrid zoo, Spain

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) group at burrow entrance, South Dakota

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) pair looking out for danger, Colorado

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) barking, Colorado

Shin Yoshino / Black-tailed Prairie Dog (Cynomys ludovicianus) group, Colorado

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) in burrow with American Bison (Bison bison) and Ponderosa Pines (Pinus ponderosa), Wind Cave National Park, South Dakota

Jim Brandenburg / Coyote (Canis latrans) hunting for Black-tailed Prairie Dogs (Cynomys ludovicianus) as a Bison (Bison bison) grazes, South Dakota

Jim Brandenburg / Black-tailed Prairie Dog (Cynomys ludovicianus) trio at burrow entrance, South Dakota

Jim Brandenburg / Coyote (Canis latrans) hunting for Black-tailed Prairie Dogs (Cynomys ludovicianus) as a Bison (Bison bison) trio grazes, South Dakota

Patricio Robles Gil / Black tailed prairie dog at burrow entrance {Cynomys ludovicianus} Chihuahua, Mexico

Patricio Robles Gil / Black tailed prairie dog den {Cynomys ludovicianus} Chihuahua, Mexico

Thomas Lazar / Black tailed prairies on look out {Cynomys ludovicianus} Custer State Park South Dakota

Tom Vezo / Black tailed prairie dog grazing {Cynomys ludovicianus} Chihuahua Mexico

Tom Vezo / Black tailed prairie dog grazing {Cynomys ludovicianus} Chihuahua Mexico

Tom Vezo / Black tailed prairie dog at burrow {Cynomys ludovicianus} Chihuahua Mexico

Barrie Britton / Black tailed prairie dog {Cynomys ludovicianus} South Dakota USA Black HIlls