Charles Darwin postulated that Toucan鈥檚 massive beaks might be for sexual selection purposes. Other scientists have theorized that it could be for shows of intimidation, for actual defense or for...
The Pitohui of New Guinea is the only known bird that produces a poison. Its feathers contain batrachotoxin, a nerve toxin also found in South American poison dart frogs. The Pitohui rubs its eggs...
While some people are looking to stockpile Tamiflu in case the bird flu strikes, a few others are placing their bets on a foul concoction with a folkloric history of curing everything from AIDS and...
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