Seventy million years ago, a crocodile relative almost as long...

A bright yellow spider species, which reaches the size of...

The buff-leaf hawkmoth has evolved an unusual way to defend...

In ancient ecosystems, small birds darted and called above fern...

For nearly 40 years, paleontologists have argued over a single...

Some seabreams start life as one sex and finish as...

A long, thin ribbon worm from the coast of Spain...

How do you judge the nose of an animal you...

A 75-million-year-old dinosaur has been living under the wrong name...

On the remote Rēkohu Chatham Islands, an ancestral duck that...

A new dome-headed dinosaur species discovered in northern Montana is...