Illustrations are
of a human heart and depict the *heart-beat rate difference of the species.
Smallest mammals have faster heart beats than larger ones.
There is quite a difference
*Average beats when resting.
Mouse
Man
Elephant
500 beats per minute
70 beats per minute
28 beats per minute
If your heart is beating as fast as the
mouse or as slow as the elephant see a doctor immediately!
500 beats per minute