Bats sleep 18-20 hours per day.
5
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Cats and dogs can hear ultrasound.
350
A dork is a whale's penis.
327
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16