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Northampton
Illustrated Checklist
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Native and Naturalized (319)
Exotic: Escapee (5)
Hybrids (14)
- Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensisLast observed by Bill Etter on 5 Apr 2014
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Bill Etter on 8 Jan 2024
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Jim Figlar on 19 Mar 2024
- Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acutaLast observed by matthew sabatine on 16 Mar 2014
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Michael Schall on 8 Mar 2003
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreusLast observed by Dave DeReamus on 3 Jan 2024
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Bill Etter on 29 Mar 2022
- Carolina x Black-capped Chickadee (hybrid) Poecile carolinensis x atricapillusLast observed by Linda Freedman on 6 May 2012
- Chipping x Clay-colored Sparrow (hybrid) Spizella passerina x pallidaLast observed by Michael Schall on 31 Dec 2001
- Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollisLast observed by Eric Liebgold on 22 Oct 2023
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Joseph Scholtes on 15 Jun 2022
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Jon Mularczyk on 11 Sep 2020
- Cerulean Warbler x Northern Parula (hybrid) Setophaga cerulea x americanaLast observed by Dave DeReamus on 9 Jun 2005
Additional Taxa (81)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Dan Zmoda on 12 Mar 2024
- Trumpeter/Tundra Swan Cygnus buccinator/columbianusLast observed by Danielle Gustafson on 16 Apr 2023
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Brad Silfies on 24 Jun 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Jon Mularczyk on 9 Jul 2021
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Joseph Scholtes on 9 Apr 2024
- Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalusLast observed by Victoria Sindlinger on 28 Feb 2020
- Downy/Hairy Woodpecker Dryobates pubescens/villosusLast observed by Anonymous eBirder on 12 Oct 2022
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Joe Yuhas on 30 Sep 2023
- Carolina/Black-capped Chickadee Poecile carolinensis/atricapillusLast observed by Bill Etter on 26 Apr 2024
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Grant Stevenson on 26 Nov 2023
- Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelliLast observed by matthew sabatine on 16 May 2016
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Walter Thurber on 8 May 1965
- Connecticut/MacGillivray's/Mourning Warbler Oporornis/Geothlypis sp. (Mourning-type)Last observed by David Soares on 6 Oct 2021
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Michael Schall on 26 Aug 2023