When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
The largest breed of rabbit is the Flemish Giant.
65
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
When you shave a guinea pig it looks like a little hippo.
19