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 ...

Environment Animals We are family: Tracing the evolution of animals To understand the origins of multicelled life, researchers are studying a motley assortment of simpler animal relatives.

A new study tracing the evolution of same-sex sexual behavior in mammals, using phylogenetic analyses, suggests these behaviors may have evolved in part to strengthen social bonding and ...

A tiny fossil of a sea creature that lived more than half a billion years ago sheds new light on the evolution of arthropods, the most species-rich and successful group of animals to inhabit Earth, ...

By Amanda Schupak, CNN (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 ...

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 ...

She believes the lizards probably have many more urban adaptations including color, claw, tail shape and egg-laying behavior.

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 ...

Animals can evolve separately but end up evolving toward other species, too, or even spontaneously evolve the same ...

Savolainen has turned this philosophy to 'Darwin's paradox'. In 2016, Savolainen started some work on animal homosexuality, beginning with a chapter on the Evolution of Homosexuality.

By Amanda Schupak, CNN (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 ...