An ant brain has about 250 000 brain cells. A human brain has 10,000 million so a colony of 40,000 ants has collectively the same size brain as a human.
118
An elephant trunk has no bone but 40,000 muscles.
24
Most elephants weigh less than a blue whale's tongue.
442
The most powerful electric eel is found in the rivers of Brazil, Columbia, Venezuela, and Peru, and produces a shock of 400-650 volts.
45
Sheep can survive for up to two weeks buried in snow drifts.
260
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A cockroach will live nine days without it's head, before it starves to death.
26