科学与环境
Northern Australia is a 'lifeboat' for critically endangered green sawfish
来源: Phys.org - latest science and technology news stories · 发布于
Green sawfish, distinguished by their long, sharklike bodies and tooth-lined "saw" on the front of their heads, are on the verge of extinction, largely due to overfishing and habitat loss.
Green sawfish, distinguished by their long, sharklike bodies and tooth-lined "saw" on the front of their heads, are on the verge of extinction, largely due to overfishing and habitat loss.
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