hɪstˈɔːɹɪkli, ðeɪ wɜː dˈɪstɹɪbjˌuːɾᵻd pɹaɪmˈɛɹᵻli ɪnðə wˈɛstɚn nˈɪɹktɪk, bˌʌt wɜː dɪsplˈeɪst tə ðɪ ˈiːst baɪ lˈɔɡɪŋ ænd ælfˈælfə fˈiːld plˈæntɪŋ.
Historically, they were distributed primarily in the western Nearctic, but were displaced to the east by logging and alfalfa field planting.