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Kings
Illustrated Checklist
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Native and Naturalized (379)
Exotic: Provisional (1)
Exotic: Escapee (29)
Hybrids (17)
- Snow Goose x Brant (hybrid) Anser caerulescens x Branta berniclaLast observed by Rusty H on 26 Apr 2024
- Swan Goose x Canada Goose (hybrid) Anser cygnoides x Branta canadensisLast observed by Rusty H on 24 Oct 2021
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Christopher Engel on 25 Sep 2021
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Joshua Malbin on 19 Apr 2016
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaLast observed by Heydi Lopes on 29 Feb 2024
- Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchosLast observed by Stefan Mutchnick on 29 Mar 2018
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosLast observed by Sam Stuart on 14 Dec 2013
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Richard Fleming on 8 May 2024
- Dunlin x White-rumped Sandpiper (hybrid) Calidris alpina x fuscicollisLast observed by Joshua Malbin on 6 Nov 2021
- Black-headed x Ring-billed Gull (hybrid) Chroicocephalus ridibundus x Larus delawarensisLast observed by MI YU on 12 Jan 2024
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Peter Paul on 27 Dec 2022
- Barn x Cliff Swallow (hybrid) Hirundo rustica x Petrochelidon pyrrhonotaLast observed by Doug Gochfeld on 16 Aug 2020
- Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollisLast observed by Jennifer Kalb on 3 Nov 2021
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraLast observed by Forrest Wickman on 15 Sep 2023
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Richard Fleming on 14 May 2021
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Max Epstein on 23 Aug 2023
Additional Taxa (151)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by mark alan iantosca on 6 May 2024
- Cackling/Canada Goose Branta hutchinsii/canadensisLast observed by Anonymous eBirder on 11 Feb 2024
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Benjamin Forbes on 25 Apr 2024
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Xinyi Z on 9 May 2024
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by KZ F on 27 Aug 2023
- Laughing/Franklin's Gull Leucophaeus atricilla/pipixcanLast observed by Doug Gochfeld on 13 Nov 2015
- Yellow-legged/Lesser Black-backed Gull Larus michahellis/fuscusLast observed by Doug Gochfeld on 24 Dec 2020
- storm-petrel sp. (white-rumped) Oceanitidae/Hydrobatidae sp. (white-rumped)Last observed by Tom Preston on 4 Aug 2020
- black-and-white shearwater sp. Puffinus sp. (black-and-white shearwater sp.)Last observed by R M on 4 Aug 2020
- Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritumLast observed by KZ F on 10 Apr 2024
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violaceaLast observed by Sonia M on 3 Oct 2023
- Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillusLast observed by Doug Gochfeld on 31 Mar 2023
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by MCHL ____ on 28 Sep 2023
- Tropical/Couch's Kingbird Tyrannus melancholicus/couchiiLast observed by Dennis Hrehowsik 🦆 on 14 Jul 2023
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvusLast observed by Michele Gennaoui on 1 Oct 2023
- Carolina/Black-capped Chickadee Poecile carolinensis/atricapillusLast observed by Joshua Malbin on 25 Mar 2021
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Anonymous eBirder on 1 May 2024
- Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelliLast observed by Nick Dawson on 11 Oct 2023
- White-crowned/White-throated Sparrow Zonotrichia leucophrys/albicollisLast observed by Stephanie Meyer on 27 Apr 2024
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaLast observed by Joshua Malbin on 4 Nov 2023
- Lincoln's/Swamp Sparrow Melospiza lincolnii/georgianaLast observed by Katherine Figueroa on 11 Nov 2023
- Western/Eastern Meadowlark Sturnella neglecta/magnaLast observed by Anonymous eBirder on 1 Mar 2023
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalusLast observed by Doug Gochfeld on 12 Nov 2018
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Brad Wolchansky on 3 May 2024
- Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanopteraLast observed by Cole Winstanley on 8 May 2024
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Rachel Piazza on 19 Oct 2023
- sparrow/warbler sp. (trilling song) Passerellidae/Parulidae sp. (trilling song)Last observed by KZ F on 18 Apr 2024
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by KZ F on 13 Sep 2022