A female polar bear was killed by a male bear during an attempt at breeding at the Detroit Zoo on Monday, according to a news release.
원문출처 : https://www.cnn.com/2021/02/09/us/detroit-zoo-polar-bear-trnd/index.html
원문출처 : https://www.cnn.com/2021/02/09/us/detroit-zoo-polar-bear-trnd/index.html