Britain control the number of gray squirrels with contraceptives

[Global Times Comprehensive Report] The amazing amount of gray pine mouse is plagued by the British.According to BBC reports on the 11th, environmental experts stated that the plan to control the number of British gray squirrels using contraceptives has achieved significant results.It is reported that since the introduction of North America in the late 19th century, the gray squirrel has "boomed" in the UK, and now there are about 2.7 million gray squirrels in the wild.These gray squirrels not only invaded the territory of the British red squirrel, but also to meet their own needs. At the beginning of the growth of trees, they "peeling the bark and tree juice", which seriously threatened the growth of local trees.Experts from the British Dynamics and Plant Health Bureau decided to use contraceptives to control the gray squirrels.They use feed boxes equipped with contraceptives in northern England and Wales for experiments. In the feed box, the hazelnut sauce mixed with "oral contraceptives" mixed with "oral contraceptives".Experts say that the current experimental results are happy, and contraceptives are effective for male and female gray squirrels. This contraceptive pill will be put in the wild in two years.(Miao Tao)

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