On July 27th official statistics showed that, for the first time, the use of genetically modified animals has outstripped that of conventional creatures.

7月27日的官方统计显示，在动物实验中，基因改良的动物数量首次超过了一般动物。

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The report, The Use of Genetically Modified Animals, did acknowledge the potential risk from GM animals escaping into the environment and breeding with non-GM animals.

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Thanks to the three Rs, animal research had been falling from a peak of about 5.5m procedures a year in the 1970s, but recently numbers have stabilised, as genetically modified animals have started to be used to model human disease.

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