Only 3% of bird species have penises.
0
A cow produces around 200,000 glasses of milk in her lifetime.
373
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
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Sloths take two weeks to digest their food.
243
A giraffe's kick is so powerful that it can decapitate a lion.
216