Word: diets
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...know that great white sharks keep their blood warmer than the surrounding water, that tiger sharks do not return to the site of an attack to prey again, and that bull sharks have the highest levels of testosterone measured in any creature, land or sea. Each has a different diet, a different behavior pattern and a different mode of attack...
...river crossing. Like most of the troops in 5 Platoon, Kailie has only recently returned from three years of fighting rebels in the country's rugged north. Many of the men training today have not seen their families since 1998. They are battle-hardened, although often weakened by poor diet, and are keen to be based closer to home. They are also eager to learn. "We have received a lot of good spirit," says Lt. Demby Baimba. "Say for instance how to command your men. You have to care for your men, you have to understand that a soldier should...
...been worn down was telling. Explains Haile-Selassie's thesis adviser, Berkeley paleontologist Tim White: "Apes all sharpen their upper canines as they chew. Hominids don't." The new creature's back teeth are larger than a chimp's too, while the front teeth are narrower, suggesting that its diet included a variety of fibrous foods, rather than the fruits and soft leaves that chimps prefer...
FUELING THE PURGE URGE? Fashion magazines seem to get blamed for reinforcing eating-disorder tendencies in teenage girls. Now a study by researchers at Brigham Young University suggests that hyper-thin supermodels are not solely to blame. Teens who took laxatives or diet pills, went on severe diets or forced themselves to throw up, researchers found, were also more likely to be frequent readers of health and fitness magazines. Go figure...
SEEDY SOLUTION Flaxseed, a staple of the preindustrial diet, may help prevent a scourge of modern man: prostate cancer. Three rounded tablespoons of the ground grain a day, combined with a low-fat diet, reduced expected tumor growth and lowered levels of hormones and other markers associated with a problem prostate. Flaxseed is high in fiber and omega-3 fatty acids, both of which have been shown to protect against cancer...