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Beamer CA
Illustrated Checklist
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Native and Naturalized (233)
Hybrids (1)
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Hamilton Naturalists' Club Bird Record Data on 12 May 1977
Additional Taxa (38)
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Robert Spaul on 24 Mar 2019
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Kiah R. Jasper on 27 Mar 2024
- diurnal raptor sp. Accipitriformes/Falconiformes sp.Last observed by Hannah Vandervelde on 21 Jun 2020
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by TJ Umb on 23 May 2022
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Gabriel Magnus on 5 Apr 2021
- White-crowned/White-throated Sparrow Zonotrichia leucophrys/albicollisLast observed by Anonymous eBirder on 15 Apr 2000