But the alternative is to implant livers, hearts, and skin taken from cows and pigs, or human cadavers into people.

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With cows and pigs, getting eggs is relatively easy.

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We have co-evolved with other species like cows and pigs, but our relationship with dogs and horses is special because they have served so long and so faithfully as friends and partners in many of our highest aspirations.

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Then in July came foot-and-mouth, a highly contagious virus that affects cows, sheep and pigs.

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Since then, scientists around the world have created cloned mice, cows, pigs and dogs.

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But it could turn out to be a mutation or cross strain of one or several coronaviruses seen in cows, birds and pigs.

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Health officials say litter thrown on the street is often picked up by stray cows, pigs and dogs which may lead to the spread of diseases.

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Foot-and-mouth disease affects animals with cloven hooves such as pigs, sheep and cows.

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Humans only have one cathelicidin gene, whereas pigs, cows and horses have several.

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So far, scientists have successfully cloned sheep, cows, goats, pigs and mice.

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Scientists have cloned sheep, cows, goats, pigs and mice, but their success rate is as low as one live birth in 100 attempts.

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There were giant houseboats with pigs and cows on board, ornate steamboats with a penchant for exploding, and a prevailing ethos of vigilante justice.

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In the more than three years since scientists in Britain cloned the sheep Dolly, other researchers have successfully cloned sheep, cows, goats, pigs and mice.

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This approach does not apply to animals created with older, cruder technologies commonly used, for example, for the genetic improvement of fowl, pigs and cows.

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Chickens, pigs, cows and horses all suffer fear and discomfort when they are robbed of their lives for nothing more than a fleeting taste or a TV rating.

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There will be enormous public outrage, but insufficient, as is the case presently, to halt the bulk of human indifferences to the plight of Holocaust-like conditions sweeping across the planet for cows, turkeys, pigs, sheep, goats, chickens, geese, and vast numbers of equines, dogs and cats.

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Evidently, the entire bunch of complainers has very little knowledge of actual art, and the works of people like Damien Hirst (with his cows and sharks in formaldehyde, his dismembered butterflies), Wim Delvoye (with his tattooed pigs), Joseph Beuys (and his dead hares) and the hot-this-minute Maurizio Cattelan (with his suspended horse).

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