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Illustrated Checklist
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Native and Naturalized (268)
Exotic: Escapee (2)
Hybrids (3)
- Mallard x Mexican Duck (hybrid) Anas platyrhynchos x diaziLast observed by Jack Bushong on 27 Oct 2019
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Jack Bushong on 10 Dec 2022
- Yellow-bellied x Red-naped Sapsucker (hybrid) Sphyrapicus varius x nuchalisLast observed by Jack Bushong on 22 Sep 2018
Additional Taxa (73)
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by Kathy Mihm Dunning on 3 Sep 2021
- Western/Clark's Grebe Aechmophorus occidentalis/clarkiiLast observed by Mark Holmgren on 1 Jun 2022
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Theresa Orzeck on 4 Apr 2024
- Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalisLast observed by Jack Bushong on 30 Sep 2018
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Larry Sutterer on 8 Aug 2023
- Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseriLast observed by Braxton Landsman on 21 Jul 2023
- Black-capped/Mountain Chickadee Poecile atricapillus/gambeliLast observed by Nicholas Kelling on 24 Feb 2024
- Tree/Violet-green Swallow Tachycineta bicolor/thalassinaLast observed by Timothy Zander on 9 Aug 2023
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Hannah Floyd on 22 Jul 2023
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Bea Weaver on 6 Jul 2020
- Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmusLast observed by Nancy Warren on 30 Jun 2020
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalusLast observed by Jack Bushong on 23 Sep 2018
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by derek merideth on 16 May 2016