popurls

Alligators' bird breath may explain dinosaurs' triumph

SOURCE: DIGG • 2010-01-17
TOPICS: Paleontology • Paleozoology • Alligatoridae • Lung • Alligator • Dinosaurs • Environment

[156 diggs @ Environment] The airflow through alligators' lungs is strikingly bird-like, suggesting that super-efficient one-way airflow evolved in an ancestor of dinosaurs read more »

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