Only 3% of bird species have penises.
0
Gorillas can catch human colds and other illnesses.
205
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17