The host trees resist the fungi in physical or chemical manner, the fungi attack trees in association with beetles.

寄主树木对伴生菌的抗御作用主要是通过物理防御、化学防御进行的。

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And while the beetles only attack mature trees, entomologist Jesse Logan argues that young trees can't do what the mature trees do.

而且甲虫只攻击成熟的树木，昆虫学家杰西洛根指出年轻的树的作用根本不及成熟的树。

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Hearing this, the leopard halts his attack in mid-strike, a look ofterror comes over him and he slinks away into the trees.

听到这番话，豹子的进攻戛然而止，它浑身打了个冷颤，慢慢退到树后面去了。

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Bark beetles are known to attack trees already weakened by other environmental factors.

CNN: Global warming threatens forests, study says

The court heard the brothers picked a "discreet" location for the scene of their first attack, in trees by a stream.

BBC: Young brothers admit boys' attack

The report's numerous authors also attack claims that the presence of trees prevents catastrophic landslides.

ECONOMIST: Deforestation and floods