A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Dogs sometimes fake being sick to get attention.
26
The oldest recorded elephant lived for 82 years.
213
Mosquitoes don't just bite you, they also pee on you.
11
The head of a jellyfish is called the "Bell."
6
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
A dairy cow can produce more milk when listening to music.
446