In that paper, Charles Monnett and Jeffrey Gleason reported that, during aerial observations from 1987 to 2003, they saw 315 polar bears, of which just 12 were in open water. All 315 bears were alive.
查尔斯·莫奈特和杰弗里·格里森在论文中报告:根据1987年到2003年的无线观察,他们看到了315只北极熊,其中只有12只生活在无冰水域;这一时期315只北极熊全部存活了下来。
应用推荐