Ants have tiny magnetic compasses in their antennae which help them navigate.
9
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
When you shave a guinea pig it looks like a little hippo.
19
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Dolphins have names for one another.
18
Only 3% of bird species have penises.
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