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

Chicago rodents have evolved with city life. Museum skulls reveal how urbanization is quietly reshaping wildlife.

Feces are a valuable tool in the world of animal identification. It might sound gross, but it’s one of the best ways to ...

A new Field Museum study reveals that Chicago's chipmunks have grown larger with shorter teeth due to processed human food, ...