A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Denmark has twice as many pigs as there are people.
66
Cats and dogs can hear ultrasound.
350
Dolphins have names for one another.
18
Tigers can see 6 times better at night than humans.
305
Sloths take two weeks to digest their food.
243