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Tag: evolutionary biology

Beneath the Feathers

Beneath the Feathers

Barney A. Schlinger— Setting humans aside for a moment, how many mammals did you see today? Any? If you have a dog and cat, you saw two species. A squirrel… READ MORE

Lessons from a Little Fish

Lessons from a Little Fish

Stephen B. Heard— In northeastern Germany, about seventy-five kilometers north of Berlin, a little lake sits nestled in the woods. In the lake’s depths swim little fish—a dwarf cisco, Coregonus… READ MORE

The Origins of Sex

The Origins of Sex

In the landmark 1986 book Origins of Sex, biologist Lynn Margulis and science writer Dorion Sagan trace the first appearance of sex back billions of years, to bacteria. Here, they… READ MORE

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