About 500 million years ago, not a single creature had a skull. Over time, these bony plates evolved into the structural marvels that vertebrates—animals with spinal cords, aka you, me, and your pug, ...

I recently read a fascinating book by Cambridge University zoologist Dr. Arik Kershenbaum called The Zoologist's Guide to the Galaxy: What Animals on Earth Reveal About Aliens—and Ourselves. I totally ...

Biological invasions occur when organisms such as animals and plants are introduced by people to regions of the world where they do not naturally occur. In these new locations, these organisms are ...

The video explores whether extraterrestrial life would resemble Earth organisms or evolve into forms beyond anything currently imagined. Convergent evolution shows that unrelated species can ...

More than 2,500 plant species have the potential to invade the Arctic at the expense of the species that belong there. Norway is one of the areas that is particularly at risk. Species that are not ...