Contact: Lee Siegel
University of Utah
Caption: T.J. Uriona, a University of Utah doctoral student in biology, holds a juvenile American alligator. Uriona and his professor, biologist C.G. Farmer, have published a study showing how alligators use muscles to move their lungs backward to help them dive, and to one side or the other to roll.
Credit: Hannah Chirillo.
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Related news release: How alligators rock and roll