
Fossils Reveal When Animals Started Making Noise
For billions of years Earth was quiet. Then life got loud

Michael B. Habib is a paleontologist and biomechanist at the Natural History Museum of Los Angeles and the Greater Los Angeles Zoo Association. He studies the anatomy and motion of pterosaurs, birds and feathered dinosaurs. Credit: Nick Higgins

For billions of years Earth was quiet. Then life got loud

A paleontologist and an illustrator team up to make mythical creatures follow biomechanical rules

Fossils and mathematical modeling are helping to answer long-standing questions about these bizarre animals
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