Domestic pigs average a top speed of about 11 miles per hour.
182
Cats and dogs can hear ultrasound.
350
Squirrels forget where they hide about half of their nuts.
698
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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