The collapse of tropical forests during Earth's most catastrophic extinction event was the primary cause of the prolonged ...

In the twilight, she finally heard it: The duet of the Blakiston’s fish owl, an endangered species whose six-foot wingspan makes it the world’s biggest owl.

Although we have many problems with critically endangered species today, it used to be a lot worse. Before the times of ...

A critically endangered fox, called "one of the rarest mammals in the world," was recently caught on camera by a Northern ...

In the race to save birdlife around the world, time is running out—and doing everything right still won’t be enough. Despite global conservation goals and urgent policies aimed at protecting nature, ...

More than 35 species of falcons roam the Earth’s skies at present. But there used to be at least three others. Here’s the story of the confirmed falcon species lost to the world forever.