It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Parrot parents "name" their children with a signature call.
112
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The seahorse is the only fish to have a neck.
12