Animals have evolved to eat a lot of different things, even stuff that barely passes for food, and it shapes our entire lives from what we look like to where we live. Today, we’ll talk about why being ...

From wolves navigating the night to monarch butterflies crossing continents, animals constantly adjust their behavior to survive. These adaptations are shaped by natural rhythms, environmental ...

One of the most common adaptations seen in the animal kingdom is vision. Nearly 96% of all animals have some kind of eyes and they've proven so evolutionary advantageous that they've evolved multiple ...

A new project from Penn’s School of Veterinary Medicine looks to document how animals live and move across Philadelphia’s urban landscape. Led by Penn Vet ecologist and professor Julie Ellis, the ...

A new study argues that human culture — including religion, politics and war — influences how wildlife evolves in cities. In Los Angeles, factors such as policing, zoning, and local values and ...

The next time you go wild swimming, whether in a lake, river or sea, you are probably sharing the water with one of your tiniest, yet closest relatives. Choanoflagellates, like most single celled ...