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Lewis
Illustrated Checklist
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Native and Naturalized (240)
Exotic: Escapee (1)
Hybrids (3)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Gregg Dashnau on 24 Mar 2023
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraLast observed by Gates Dupont on 18 May 2018
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Jeff Bolsinger on 29 May 2021
Additional Taxa (46)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Gregg Dashnau on 11 May 2023
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Anonymous eBirder on 19 Feb 2022
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Jeremy Collison on 16 Apr 2022
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Janet Akin on 8 Sep 2020
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by amaya bechler on 11 Sep 2021
- Downy/Hairy Woodpecker Dryobates pubescens/villosusLast observed by Audrey O'Donnell on 26 Jul 2022
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Ken Burdick on 11 Jun 2023
- Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceusLast observed by Ken Burdick on 10 Jul 2022
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by amaya bechler on 12 Sep 2021