Sheep, goats, octopuses, and toads have rectangular pupils.
7
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
Squirrels forget where they hide about half of their nuts.
698
Alligators can live up to 100 years.
337
Cats recognise the voice of their owner, but never evolved to care.
22
The head of a jellyfish is called the "Bell."
6
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25