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 cow produces around 200,000 glasses of milk in her lifetime.
373
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Sloths take two weeks to digest their food.
243