In the Andes Mountains of northern Peru, a long-tailed mammal with a “facial mask” moved through the undergrowth. Suddenly, ...

Paleontologists at the University of Kansas have identified a new species of ancient mammal that lived about 60 million years ...

Scientists have discovered that the kultarr – one of Australia’s most elusive marsupials – is actually three different ...

The findings of a new study "clearly show that interfering with the environment has a detectable effect on wildlife," a ...

In general, evolution is a long, slow process of tiny changes passed down over generations, resulting in new adaptations and ...

Chipmunks are members of the same family as squirrels. The small rodents spend most of their time aboveground, eating seeds, ...

Urban wildlife is evolving right under our noses — and scientists have the skulls to prove it. By examining over a century’s ...

Rattlesnakes get all the attention, but Arizona has numerous nonvenomous snake species. Here's why they're beneficial and ...

With more than half the world now living in cities and urban land cover expected to increase by about 1.2 million square ...

Urbanization has had visible morphological effects on chipmunks and voles in the Chicago metro area. While both chipmunks and ...

Two new studies add to the evidence that human activity, from fishing to urban development, is driving the evolution of wild ...

Researchers feared the population was gone after no sightings in eight years and flooding in 2017 and 2023 that threatened ...