A killer whale's heart beats 30 times a minute under water, 60 times a minute on the surface.
30
You are more likely to get attacked by a cow than a shark.
234
The male gypsy moth can "smell" the virgin female gypsy moth from 1.8 miles away!
55
A rodent's teeth never stop growing.
16
Turkeys can reproduce without having sex.
121
The fingerprints of koala bears are virtually indistinguishable from those of humans, so much so that they could be confused at a crime scene.
73
A duck's quack doesn't echo, and no one knows why.
173
The sting from a killer bee contains less venom than the sting from a regular bee!
81