As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

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Adult spruce bark beetles in their galleries in the bark of a Norway spruce tree. The beetle in the middle is infected with the fungus Beauveria bassiana. Spruce bark is rich in phenolic compounds ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...