At a small stream in southeastern Alaska, for instance, we observed a 200-kilogram female brown bear capture more than 40 chum salmon during several foraging bouts over the course of eight hours.

• 例如，在阿拉斯加东南部的一条小溪，我们观察到一头200公斤的母棕熊，在八小时内的数趟觅食之旅中，捕到了40条以上的狗鲑。