So far, wildlife managers have euthanized 24 grizzly bears in the Greater Yellowstone Ecosystem this year.
野生动物管理人员今年在黄石公园生态区已经对24只灰熊实施安乐死。
In the past five years, a total of 72 grizzly bears have been euthanized in the area because they either killed cattle, destroyed property, or posed a danger to people.