Animals

Which animal can freeze at minus 18 degrees and wake up again?

Wood frog

Background

The wood frog freezes at minus 18 degrees and still survives. Its heart stops and two thirds of its water turns to ice. Sugar inside the cells prevents damage. In spring it thaws out and hops away again.

More Animals questions

How many species of crocodiles exist in Africa?

See question

How many eggs can a kingfisher lay at one time?

See question

How many bones does a rat have in its body?

See question

Which bird can fly backwards?

See question

How many kilograms does the largest lobster ever caught weigh?

See question

Where do Europe's only wild monkeys live?

See question

Ready to estimate?

Over 1,200 questions, 9 categories, one click.