Bird Predation on Forest Insects: An Exclosure Experiment

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Science  26 Oct 1979:
Vol. 206, Issue 4417, pp. 462-463
DOI: 10.1126/science.206.4417.462


Exclusion experiments show that birds significantly reduce densities of larval Lepidoptera on forest understory vegetation. When insect densities are already low, bird predation may act both as a population regulator and as a strong agent of natural selection.

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