Cats and dogs can hear ultrasound.
350
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A 42-foot sperm whale has about 7 tons of oil in it.
209
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5