The elephant brain weighs about 6,000g.
274
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The colossal squid has the largest eyes in the world.
4
Cats recognise the voice of their owner, but never evolved to care.
22
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