Grizzly 1058’s mother was Grizzly 399, a well-known bear that also lived in Grand Teton National Park. After Grizzly 399 was ...

Three out of every four of the 500 North American bird species are in decline, a recent study found. But unlike the mass extinctions that killed off the dinosaurs, this one is driven by us.

A genetic study published in PLOS Biology in 2005 revealed the eagle’s closest living relatives are among Australia’s tiniest ...

The blue-eyed ground dove is one of Brazil’s hidden treasures, but there are only around 50 to 249 of these birds left in the ...

Named for the crone-bird hybrid of Greek mythology, the appearance of this large and majestic raptor is worthy of the ...

The repeated evolution of huge birds is part of the dinosaurian legacy. Beaked birds were the only dinosaurs to have survived ...

This is the biggest one that I have ever encountered." RELATED STORIES — 80 million-year-old sea monster jaws filled with giant globular teeth for crushing prey discovered in Texas ...

A Sihek bird on a branch in the Smithsonian National Zoological Park, US. Credit: MostlyDross / CC BY 2.0 An endangered bird who recently returned to the wild has laid eggs in nature for the first ...

A once-extinct bird has laid eggs in the wild for the first time in nearly 40 years. After returning to the wild in 2024, the ...

The once-extinct Sihek bird recently laid eggs in the wild for the first time in close to 40 years Nine young Sihek were released at The Nature Conservancy's Palmyra Atoll Preserve in Hawaii during ...