...鲨鱼素来是深蓝色海洋的可怕掠食者，也是地球上最致命的动物之一。不过最新研究报告指出并非所有鲨鱼都是纯粹的肉食动物，最新研究发现窄头双髻鲨（bonnethead shark）是主要吃素的杂食动物。最新发表在英国皇家学会会刊B上的论文发现，该鲨鱼62%的食材为海洋中流动的植被。
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At the time, some theorised that a male tiger shark kept at the zoo could have been the father - but the institution's three bonnethead females had none of the bite marks that are usually inflicted on their gender during shark sex.
BBC: NEWS | Science/Nature | Captive shark had 'virgin birth'
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