Hosts for the Most: Trees

Five native tree genuses that host the most butterfly and moth (Lepidoptera) caterpillars, and why caterpillars are so important.
Oaks (genus Quercus) 518 species
Willows (genus Salix) 440 species
Wild cherry (genus Prunus) 429 species
Birch (genus Betula) 400 species
Cottonwood (genus Populus) 358 species

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Thanks Doug Talamy. great video.