A battle rages between those who want to see the American bison, the country's first "national mammal," thrive -- and those who want it culled.
Wild Earth Guardians alleges the the state's plan violates the Colorado constitution.
As part of his global wildlife conservation work, zookeeper Dave Johnson helps Nepalis use beehives to stop marauding elephants.
Fewer than 2,500 giant pandas exist today, yet they were recently taken off the endangered species list. Suzanne Braden calls that a "double-edged sword."
Tuesday was the first day of sales for late summer and fall tags for animals like elk and bear.
Scientists are using robots to study the Greater Sage-Grouse to better protect the bird, which is threatened in Colorado.
Eric Larsen just finished two months and 500 miles of skiing, snowshoeing and swimming to the North Pole. It's a trip he says could soon be impossible to complete.
David Sibley writes and illustrates some of the most famous bird guides in the world. He’s in the state to see the Gunnison Sage Grouse, the last North American bird on his life list.