When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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 sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Only 3% of bird species have penises.
0
Parrot parents "name" their children with a signature call.
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