Dumb boy mammoths died all the time because they didn't live with smart girl mammoths

The vast majority of wooly mammoth fossils are male, a mystery that has long puzzled paleontologists. Now researchers believe they have stumbled on a simple answer, AFP reports: Boy mammoths, who mainly lived alone, were more likely to take dumb risks that got them swept into rivers or dropped down sinkholes than girl mammoths, who lived communally and followed the directions of a wise, older matriarch. That is the conclusion reached by Love Dalen of the Swedish Museum of Natural History, who co...