Researchers (left to right) Gordon Shepherd, Anderson Feijó, Lauren Johnson, and Rafaela Missagia, working in the Field Museum’s mammal collections. Picture a squirrel eating an acorn. It’s holding ...
Three stories above the Field Museum’s exhibits, rows and rows of taxidermied chipmunks filled a tray in the museum’s mammal archives. Pointing to two of the oldest critters, mammalogist Stephanie ...
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 ...