Scientists suspect that subtle biological tools help guide remarkable bird migrations over thousands of miles.

By late May each year, monarch butterflies (Danaus plexippus) return to the Berkshires from their winter home in the oyamel fir forests in the Sierra Madre Mountains of central Mexico, ...

Beginning in March, about 36 million crossed Guilford and 28 million made their way over Forsyth, according to BirdCast, a ...

Birds are molting earlier each fall. A University of Utah study links this shift to climate change and its impact on ...

A major collection of more than 50 bird fossils found in northern Alaska suggest some ancient ancestors of modern birds ...

The wild clownfish are almost identical to the ones depicted in the movie Finding Nemo, in which a timid clownfish living off ...

CHICAGO (WLS) -- Thousands of birds are making a crucial migration through the Chicago area. We are right in the middle of a peak migration season, and homeowners are being urged to take steps to ...

Migratory birds cover great distances to feed and breed, sometimes crossing continents and oceans in record time. Are they being impacted by rising global temperatures?Every spring, cranes ...

Thousands of birds are expected to take to the skies in coming nights, triggering a migration alert in the Chicago area. According to Birdcast, a website dedicated to tracking migrating birds and ...

Migratory birds cover great distances to feed and breed ... This extensive journey makes them the world-record holders for the longest migration route in the animal kingdom.

And all of them will be in danger. As Colorado enters its peak bird migration season, forecast to run Sunday through May 18, songbird populations are in decline. The list of declining species ...

Strong southwest winds on Monday and Tuesday nights prompted high alerts from Birdcast for intense nocturnal bird migration in eastern Massachusetts. Sure enough, we experienced many newly ...