Do Turtle Hearts Ever Stop Beating?

Loggerhead musk turtles have been seen taking dives lasting as long as 5,000 hours, without coming up for air. Their pacemaker cells help the heart work without brain signals, so the heart can continue beating even when the brain no longer functions.

The Life Of The Loggerhead Turtle

Learn more about these oceanic turtles.

If you liked this you'll love our podcast! Check it out on iTunes, Stitcher, Google Play Music, SoundCloud, search 'curiosity' on your favorite podcast app or add the RSS Feed URL.