Upload

Loading...

Monitor Lizard Lungs

1,043

Loading...

Loading...

Loading...

Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Dec 11, 2013

Courtesy of the University of Utah
CT scans of a monitor lizard's airwaves, showing the one-way pattern of air coming into and out of its lungs. This pattern, once thought to be necessary only for high-altitude flight of birds, may have evolved more than 100 million years before birds existed, and scientists aren't sure why.

Loading...

Advertisement
When autoplay is enabled, a suggested video will automatically play next.

Up next


to add this to Watch Later

Add to

Loading playlists...