Here’s what you’ll learn when you read this story: Animals can evolve separately but end up evolving toward other species, too, or even spontaneously evolve the same characteristics in totally ...

The next step is to build a sleeker model that’s easier to manipulate, scientist say.

An artist’s impression depicts Kryoryctes at Dinosaur Cove in Australia. New research supports the hypothesis that Kryoryctes is a common ancestor of both the platypus and echidna. - Peter Schouten ...

Recent studies reveal that changes in gene regulation, not just gene sequences, are crucial for the evolution of animal ...

To understand the origins of multicelled life, researchers are studying a motley assortment of simpler animal relatives. The commonalities they’re unearthing offer a trove of clues about our mutual ...

New research shows that the earliest sponges were soft bodied and lacked skeletons, explaining why their oldest fossils are ...

Carcinization is the separate, five-time evolution of crabs. Parallel evolution isn’t unheard of by any means, but crabs have done it a lot. Their repeated similar evolution makes them interesting to ...

(CNN) — The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ...