Female kangaroos have three vaginas.
2
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
Tigers can see 6 times better at night than humans.
305
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268