National Geographic News, Reporting Your World Daily

Monday, November 23, 2009

Photo: First Lungless Frog Found


Email to a Friend	<< Back to Full Story

The Indonesian frog pictured above respires entirely through its skin and lacks lungs, a new study says.

The trait, though rare in nature, may have evolved because of the amphibian's habitat of oxygen-rich, fast-moving water—which might more easily carry away a frog with air-filled lungs.

Photo courtesy David Bickford, National University of Singapore