介绍:
The tuna is the world’s fastest fish. It can swim at up to seventy-five kilometers per hour.
Camels can live up to 12 days without water.
Chimpanzees can’t talk but they can learn sign language. Some chimps learn up to 240 signs.
The puffer fish, a small fish which lives in the Pacific Ocean, contains poison which can kill a human in just twenty minutes.
Guide dogs are colourblind, so they cannot see the difference between a green and a red light. They watch the traffic to see when it is safe to cross the road.
Koalas only eat one thing – the leaves of the eucalyptus tree. They don’t even drink water!
Wolves attack and kill more than 20 people every year.
The Arctic tern, a bird which lives in North America and the Arctic, flies to the Antarctic and back every year- a journey of about forty thousand kilometers.
The blue whale is the world’s largest animal – it weighs about a hundred and fifty tonnes.
There are at least ten thousand billion ants in the world, and only about six billion humans – that’s 1,166 ants for every human.
