A third theory suggested that sheep that had died while being imported from Australia had been thrown overboard, attracting an abnormal number of sharks.

第三种意见推测从澳大利亚进口的绵羊在死后被从船沿抛下，引来了数量反常的鲨鱼群。

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The landmass of Eurasia, being the largest of the continents, has produced the largest number of these species, including the family that includes sheep, goats, and cattle.

欧亚大陆上——世界上最大的大陆——哺育这类物种最多，包括涵盖绵羊、山羊和牛。

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Prions cause a number of fatal diseases such as mad cow disease in cattle, scrapie in sheep and kuru and Creutzfeldt-Jakob disease (CJD) in humans.

朊病毒是一种畸形的蛋白质，导致一些致命的疾病：如疯牛病，羊痒病，人类库鲁和克雅氏病(CJD, vCJD)。

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Land use has also changed over the last 10 years including a big fall in the number of sheep grazing the land.

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But after reading a countryside magazine he hit on the idea of joining the growing number of farmers forgoing the traditional sheep and dairy herds, in favour of alpacas.

BBC: Banker backs alpaca flock

He said there was no exact figure for the number of stock lost but there would probably be thousands of lambs and sheep in England and Wales.

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