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

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

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.

By Will Dunham US bird populations are experiencing alarming declines due to factors such as habitat loss and climate change, ...

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

Mountain lions, also known as cougars, pumas, or panthers, are among the most elusive and fascinating predators in North America. These majestic animals are known for their stealth and power, capable ...

It follows the eastern US coast, providing a corridor for birds such as the Snow Goose and Blackpoll Warbler. The coastline and its wetlands offer vital stopover points where birds rest and replenish ...

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