Episode 5: March of the beaver. The desolate Alaskan tundra—a landscape that has literally been frozen solid for thousands of years—is suddenly caving in on itself.

The rodent creates fireproof refuges for many species, suggesting wildlife managers should protect beaver habitat as the U.S. West burns. A beaver swimming at Schwabacher Landing in Grand Teton ...

Castoreum, a substance from sacs near a beaver’s anus, has been used in human products for more than 2,000 years. Some wonder if it's still an ingredient on today's grocery shelves.

The largest beaver dam on record is in Wood Buffalo National Park in Canada, stretching the length of seven football fields. The dam is so big, it can be seen from space.

Castoreum, a substance from sacs near a beaver’s anus, has been used in human products for more than 2,000 years. Some wonder if it's still an ingredient on today's grocery shelves.

When National Geographic caught up with Goldfarb by phone in New York, he explained how beavers are playing a crucial role in the American West, how a beaver named Jose set up home on the ...

But Gerhard Schwab, a beaver expert in Bavaria, told National Geographic it probably wasn’t literally overnight. He believes ...

See: National Geographic's 'Pictures of the Year' 2024. Here are just a few of the compelling images highlighted in National Geographic, photographed by Rena Effendi, Peter Fisher, ...

The Wild Wolves of Yellowstone | National Geographic Live event comes to the Vilar Performing Arts Center in Beaver Creek on Sunday. Getty Images/Courtesy photo National Geographic Live comes to the ...

Britain’s most endangered animals and plants have declined by 58 percent since the 1970s, and one in ten is threatened with extinction, according to a recent report. The U.K. has lost 44 million ...

Before the reintroduction of wolves into the park in 1995, stands of willow and aspen trees in Yellowstone National Park in the U.S. were in decline, beaver populations were shrinking, and even ...

Despite internet claims, castoreum—a substance found in beaver glands—is rarely used today as a food flavoring. ... a U.K.-based beaver conservation organization, tells National Geographic.