The PAWS come from bears killed legally by hunters and also by poachers.

这些熊掌不仅来自合法猎手捕杀的熊，也来自偷猎者。

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Animals are often killed in anticipation of an invasion, out of concern for public safety — big cats and bears escaping their battle-damaged enclosures tend to complicate the defense of a city.

为了应对预期将至的入侵，考虑到公共安全，动物们经常被杀死——大型猫科动物和熊类会因围栏在战斗中损毁而逃逸，这对城市防卫来说无异于雪上加霜。

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State wildlife officials estimate they have killed more than 40 bears this year that attacked humans or repeatedly encroached on urban areas.

科罗拉多州野生动物官员估计，他们今年已杀死了超过40头对人发起袭击或不断闯入城市区域的熊。

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About 800 polar bears are killed by subsistence hunters each year, the U.S. says.

CNN: World rejects new protections for polar bears

Each year around 600 polar bears are killed there, mainly by native hunters.

BBC: Polar bear trade ban 'too close to call'

Around 400 bears a year are killed for this purpose.

BBC: CITES meeting to deal with species 'extinction crisis'