Crown Shyness

Crown Shyness

Crown shyness 

is a phenomenon observed in some tree species, in which the crowns of fully stocked trees do not touch each other.

photo credit Dag Peak

The phenomenon is most prevalent among trees of the same species, but also occurs between trees of different species. There exist many hypotheses as to why crown shyness is an adaptive behaviour, and research suggests that it might inhibit spread of leaf-eating insect larvae.

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