A median (parietal) eye on the head of a regal horned lizard. (© Bruno Frías Morales/iNaturalist/CC BY 4.0) The human eye is ...

Researchers have long assumed that a tube in the famous Pikaia fossil ran along the animal’s back. But a new study turned the fossil upside down. By Carl Zimmer See more of our coverage in your search ...

Climate change has a wide range of effects on wildlife. It affects seasonal migration, reproduction times, body size and mass, and disrupts ecological processes, thereby posing challenges for the ...

What did the last common ancestor of the vertebrate animals—a very small, soft-bodied marine organism that lived about 600 million years ago—look like? While the portrait is still emerging, a new ...

Paleontologists describe a 255-million-year-old weigeltisaurid fossil that likely glided through the air with the help of expansive winglike membranes Tess Joosse Scientists pulled this weigeltisaurid ...

Ancient fish-like animals began exploring shallow waters about 400 million years ago. These early tetrapods, with sturdy fins ...

Add Yahoo as a preferred source to see more of our stories on Google. Want to learn about plants, animals, vertebrae and more from all around the world? The University of Connecticut’s Biodiversity ...

Gene-edited beef could be coming to dinner plates around the globe. In this episode of Moving Upstream, WSJ's Jason Bellini travels to Brazil to meet the world's first cow that’s been engineered for ...