英语翻译A study ,from york university,has cast strange new light on the farmers' enemy-foxes.The more foxes a farmer kills,the more lambs he appears to lose to foxes.that is beacuse:new foxes will almost certainly occupy the slain animals' territ
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英语翻译A study ,from york university,has cast strange new light on the farmers' enemy-foxes.The more foxes a farmer kills,the more lambs he appears to lose to foxes.that is beacuse:new foxes will almost certainly occupy the slain animals' territ
英语翻译
A study ,from york university,has cast strange new light on the farmers' enemy-foxes.The more foxes a farmer kills,the more lambs he appears to lose to foxes.that is beacuse:new foxes will almost certainly occupy the slain animals' territory,and new animals,unused to the terrain,may then choose more obvious prey-such as lambs...
英语翻译A study ,from york university,has cast strange new light on the farmers' enemy-foxes.The more foxes a farmer kills,the more lambs he appears to lose to foxes.that is beacuse:new foxes will almost certainly occupy the slain animals' territ
约克大学某项研究对农民的仇敌－狐狸采取了不同寻常的关注．一个农民杀死越多的狐狸,他因狐狸而丢的羊也越多．那是因为,现在的狐狸几乎完全占领了捕食动物的地盘,而现行的动物对这个这个形势不太适应,因而就可能会选择（捕杀）那些更显眼的牺牲品－比如羊．