NPSpecies

A fairly common summer resident and an uncommon winter resident along the Colorado River and in developed areas around Grand Canyon Village. It appears as an irregular visitor in other developed areas, where it occasionally lingers to breed. Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.

First seen in the region in 1974 (Brown et al. 1985)

Grackle (Quiscalus mexicanus) * First seen in the region in 1974 (Brown et al. 1985), Great-tailed Grackle is now a fairly common summer resident and an uncommon winter resident along the Colorado River and in developed areas around Grand Canyon Village. It appears as an irregular visitor in other developed areas, where it occasionally lingers to breed. Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.