Learn how the beaver helped build Oregon from territorial days to statehood and became its official state mammal.

Farms and cities use so much of the Colorado River's water that little remains for the river's own ecosystem. Will negotiators save what's left?

An historic atmospheric river pummeled Northwest Montana and North Idaho last week as flooding washed out numerous bridges and roads across the region.

Scientists say artificial beaver dams could help protect fish, water quality, and biodiversity as climate change reshapes ...

The descendants of black-bear-sized giants who could haul massive rocks with their mouths, modern Castor canadensis once ...

They may not be swimming or chewing trees, but researchers with the U.S. Forest Service and Colorado State University are ...

Beaver Dam Elementary faces possible closure, but its supporters say history, achievement and community matter. Why this ...

The team installed beaver-like dams across the Cache la Poudre and Willow Creek watersheds — both burned in the 2020 ...

The use of artificial beaver dams to replicate the ecological benefits created by the industrious rodents shows promise for offsetting damage to fish habitat, water quality, and biodiversity arising ...

An environmental group is suing the Public Service Commission of Wisconsin to force greater transparency in the development ...

After three years, Conserve Southwest Utah has wrapped up its effort to collect data on federally threatened Mojave desert tortoises and other wildlife in the Beaver Dam Wash National Conservation ...