The Oak Feeding Duskywings

In Nebraska there are three Duskywings whose larvae feed on oaks, these being Juvenal’s (Erynnis juvenalis), Horace’s (E. horatius) and Sleepy (E. brizo). Two, Juvenal’s and Sleepy, fly only in the spring while Horace’s has three flights – spring, mid and late summer. They rarely stray far from oak trees and so their distribution inContinue reading “The Oak Feeding Duskywings”