Hunting accounts for 83 and 58 percent declines in tropical mammal and bird populations

Hunting is a major threat to wildlife particularly in tropical regions, but a systematic, large-scale estimate of hunting-induced declines of animal numbers has been lacking. A study published in Science on April 14 fills this gap. An international team of ecologists and environmental scientists found that bird and mammal populations were reduced within 7 and 40 km of hunters' access points, such as roads and settlements.

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