2026-10-18 11:56 浏览次数 31
江豚;淡水豚
The Ganges river dolphin is also in grave danger; only a few thousand remain, and they live in some of the most polluted rivers on Earth.
恒河河豚也是岌岌可危。 现仅存数千头,生活在地球上污染最严重的水域。