In some circles, it's considered the pet animal of alien visitors. Others believe it's the result of a NASA experiment gone wrong. Still other conspiracy theorists say it's the source of the HIV/AIDS virus.
But while stories about the mysterious chupacabra have spread far and wide, real information about a curious-looking creature with that name is virtually nonexistent.
As with Bigfoot, the Loch Ness monster and the other bizarre beasts in urban legends, the tale of the chupacabra thrives...Full Story