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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Sharks, like other fish, have their reproductive organs in their chests.
248
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47