Unity is not strength
团结不是力量
It is a plausible theory.
这种理论可信。
Because they grew from a small number of founder colonies,
因为它们是从很小的群体发展起来的,or possibly even a single one,
New Zealand s Argentine ants are genetically similar to one another.
新西兰的阿根廷蚂蚁之间的基因非常相似。
That may be one reason for their success: ant researchers hypothesise that, being so closelyrelated,
这也许是它们成功的原因之一:蚂蚁研究者假定,
the individual insects are unable to distinguish their nest mates from members of othercolonies,
关系紧密的个体昆虫不能够把同巢穴的同伴同其它聚居区的成员区分开来,
which causes ants from different nests to co-operate as if they were kin,
这导致来自不同巢穴的蚂蚁就像亲戚一样相互合作。
and has led students of the field to speak not of hundreds of individual infestations, but of asingle, country-spanning super-colony.
这使得这一领域的学者不再谈及成百的个体侵扰,而是谈及单一的、跨越全国的超级群体。
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