The last fossils of Condors in the Grand Canyon, for example, have been dated to around 10,000 years ago, which is very soon after most megafauna, like that mountain goat, went extinct in the area.
例如,大峡谷中最后的秃鹰化石可追溯到大约 10,000 年前,那在该地区大多数巨型动物(如那只山)灭绝之后不久。