One infamous environmentalist had a bit of a rogue streak. Why an underground network of wildlife lovers is illegally 'beaver ...

Across the American West, land that once baked into cracked clay and dust is turning green again, not through concrete dams ...

Beavers are considered ecosystem engineers and build lodges or bank burrows for protection. Lodges are constructed from branches and mud, which freezes in winter to create a strong, insulated shelter.

The rescue of a half-frozen beaver in Nebraska highlights the danger semi-aquatic animals face during the winter.

Torrey Ritter may not have been born a beaver believer, but he was a quick convert. The signs were too obvious to miss, even for a young biologist just starting his career with Montana Fish, Wildlife ...