- Giraffes can grow more than 18 feet tall.
- Wooly mammoths grew as tall as 14 feet, weighing 10 tons. Mammoths used tusks for protection and to attract mates.
- Frogs don't usually swallow water (they absorb most of the moisture they need through their skin).
- Penguins mate for life and both parents care for their young.
- Giraffes and rats can last longer without water than camels.
- Sharks have been on Earth for over 400 million years.
- The surface area of a brick is 79 cm squared.
- The only continent without reptiles or snakes is Antarctica.
- The word 'taxi' is spelled the same in English, German, French, Swedish, and Portuguese.
- Men change their minds 2 to 3 times more than women (women tend to take longer to make a decision but once they do they are more likely to stick to it).
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