How does your heartbeat compare to the rest of the animal kingdom? Watch this animated comparison as heartbeats go from incredibly slow to unbelievably fast. One creature’s heart can beat less than once a minute. Another has been recorded at an astonishing 1,511 beats per minute! Can you guess which animals they are? Watch, listen, and see the difference. Heart rates shown include different conditions, from rest to diving and hibernation. Subscribe for more animated science comparisons! #animals #heartrate #science #animation #comparison