Add Yahoo as a preferred source to see more of our stories on Google. Chipmunk specimens in the Field Museum's collections. Tiny rodents living in a major American city are unique examples of ...

Urban wildlife is evolving right under our noses — and scientists have the skulls to prove it. By examining over a century’s worth of chipmunk and vole specimens from Chicago, researchers discovered ...

In general, evolution is a long, slow process of tiny changes passed down over generations, resulting in new adaptations and even new species over thousands or millions of years. But when living ...

Giraffes are among the world's most recognizable animals. With their elongated necks and long legs, their gracious movements and unique coat patterns, they have inspired people's imaginations for ...

In general, evolution is a long, slow process of tiny changes passed down over generations, resulting in new adaptations and even new species over thousands or millions of years. But when living ...