One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet ...

Once upon a time, there were a bunch of one-celled microbes, swimming, eating, reproducing, doing all the things that a one-cell bit of life can do. Then, some time later, there were their descendants ...

A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

Evolution is a continuous, powerful force shaping the natural world around us. As environmental pressures intensify, future animal evolution is likely to produce fascinating and sometimes bizarre new ...

A variety of studies are showing that rough-and-tumble play is important for animals and kids alike.

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 ...

In five cases where vertebrates evolved monogamy, the same changes in gene expression occurred each time. In many non-monogamous species, females provide all or most of the offspring care. In ...

Paleorex is back on Bored Panda with his detailed, science-based creatures, showing us how animals like big cats, birds, and reptiles might evolve in the future. In this article, we’re featuring even ...

The origins of consciousness date back about 540 million years ago, when animal bodies became more complex. Feelings like ...

Increasing frequent and intense fires are shaping how species change, according to a paper published last year in the journal Trends in Ecology & Evolution. While previous research tended to focus on ...

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 ...