Male giraffes fight each other by 'necking'! They push their long necks against each other, bending and twisting them in order to win the fight by a show of strength. Many animals fight this way, including snakes, insects and crabs. Competing in this way allows animals to find out who's boss while protecting themselves from injury. The strongest wins and the loser just has to go away.
Occasional coffee worse than a daily drink
Occasional coffee worse than a daily drink The occasional cup of coffee may be worse for the
heart than drinking it every day. A swiss researcher has found that
the surge in blood pressure that a non-coffee drinker experiences
is worse than the potential long term effects on a coffee addict.
Coffee constricts the blood vessels. Regular coffee drinkers are
used to the effect, but the strain on non-coffee drinkers' hearts
increases their risk of heart attack. AUGUST 29, 2000
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