Whales and dolphins can't taste anything other than salt.
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In 1949, an official boxing match between a bear and a man was held. The bear won.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9