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Posts tagged: animal world

sydneywallace:

Alligators Breathe Like Birds, Study Find
University of Utah scientists discovered that air flows in one direction as it loops through the lungs of alligators, just as it does in birds. The study suggests this breathing method may have helped the dinosaurs’ ancestors dominate Earth after the planet’s worst mass extinction 251 million years ago.

sydneywallace:

Alligators Breathe Like Birds, Study Find

University of Utah scientists discovered that air flows in one direction as it loops through the lungs of alligators, just as it does in birds. The study suggests this breathing method may have helped the dinosaurs’ ancestors dominate Earth after the planet’s worst mass extinction 251 million years ago.