Dolphins have names for one another.
18
Bats sleep 18-20 hours per day.
5
The head of a jellyfish is called the "Bell."
6
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
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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