First-of-its-kind global catalog of bird shapes yields ecological ‘gold mine’ | Science

In 2012, evolutionary biologist Catherine Sheard started an ambitious Ph.D. project: measuring the shape of every kind of passerine, or perching bird, in the world. “I thought, ‘This is about 6000 species, that almost seems doable,’” Sheard says. It was, and her project catalyzed an international effort to measure all the world’s birds. Now, a … Read more