The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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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.
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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
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
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