Did you know that there are a group of frogs in South America known as 'poison-dart frogs'? There are different types of frogs within the group but most of them are brightly coloured and have black spots. They are dangerous to touch because they have poison on their skin. Native people in the area used to rub the poison onto their arrows before hunting.
A Thirsty World?
A Thirsty World? A thirsty world? The U.S. intelligence community
believes that by 2015 nearly half of the world’s
population—more than 3 billion people—will be living in
countries that lack sufficient water. They estimate that even more
genetically modified crops or projects to desalt seawater will not
substantially help. JANUARY 4, 2001
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