"There are many repercussions if black bears stay awake too long or skip hibernation." Researchers stunned by bizarre ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

Dr Rakesh Verma Migratory birds are a remarkable phenomenon in the animal kingdom, known for their extraordinary journeys ...

In extreme cold weather, small birds like chickadees must shiver all night to survive. Shivering produces heat by activating ...

More than 170 species of North American wild birds were infected with bird flu. Here's what it means for your backyard bird ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

From wild ponies in Virginia to bison in Yellowstone, here are seven wildlife-rich destinations—and tips on how to be a ...

Twenty moose in the Upper Peninsula were fitted with GPS collars to track their locations in species research.

Peak bird migration is about to start in Colorado and around the country. Here are tools for tracking and identifying the millions of migrants.

Peak bird migration is about to start in Utah and around the country. Here are tools for birding and how to identify the millions of migrants.

Whale Watching Week means better views and nicer weather to see gray whales. However, gray whale calf numbers are at historic ...

These late-blooming plants native to North America help feed butterflies — especially monarchs-— at a crucial point.