Sloths take two weeks to digest their food.
243
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
A puppy is born blind, deaf, and toothless.
16
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
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