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Rival species indulge in sperm warfare

作者:是貘    发布时间:2019-03-07 04:06:09    

By Jon Copley LIFE under the waves can get pretty crowded when you are a sea squirt vying for space on the rocks. But these sea creatures have a novel weapon—they use their sperm to sabotage the eggs of other kinds of sea squirt. According to a marine biologist in California, this may be the first example of sperm competition between species. Sea squirts spend most of their life clinging on to rocks, and many are broadcast spawners: females and males release eggs and sperm into the water,

 

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