Mareca americana x Anas platyrhynchos Status: Rare casual in winter. Records: There are four records: 25 Nov 2024 Scottsbluff WTP, Scotts Bluff Co (Mlodinow, eBird.org) 16 Jan 2022 Scotts Bluff Co (Hunter Baillie, personal communication; photo) 20 Mar 2021 Cochran […]
Townsend’s x Black-throated Green Warbler (hybrid)
Setophaga townsendi x virens Status: Accidental in spring and fall. Records: There are two: 8 May 2022 Wilderness Park, Lancaster Co (Shari Schwattz, John Carlini; eBird Checklist – 8 May 2022 – Wilderness Park – 40 species (+2 other taxa). 31 Aug 2018 Wildcat Hills Nature Center, Scotts Bluff Co (Mark Brogie; King et al […]
Summer x Scarlet Tanager (hybrid)
Piranga rubra x olivacea Status: Accidental in spring. Records: There are two records, around 130 years apart. An adult male collected by L. Skow at Omaha 20 May 1892 (USNM 128032) is labeled a “possible hybrid” between this species and Scarlet Tanager, although Ridgway was more definite, and considered it “an unmistakable case of hybridism […]
Golden-winged Warbler x Blue-winged Warbler (hybrid)
Vermivora chrysoptera x VERMIVORA cyanoptera Status: Rare casual spring and fall migrant east. Documentation: Brewster’s Warbler: photograph, 18 May 2020 Madison Co (Brogie, in gallery); Lawrence’s Warbler: photograph 25 May 2021 Sarpy Co (Swanson, in gallery); F2 or later backcross. Taxonomy: This species and Blue-winged Warbler V. cyanoptera hybridize frequently and produce fertile hybrids; their […]
Bullock’s x Baltimore Oriole (hybrid)
Icterus bullockii x ICTERUS galbula Status: Uncommon regular summer visitor west and west central, rare casual elsewhere. Summer: May 8, 8, 9 <<<>>> Jul 25, 26, 28 Later dates are 4 Aug 2012 Red Willow Co, 7 Aug 2020 Keith Co, 7-26 Aug 2024 at three Lake Mcconaughy, Keith Co locations, 29 Aug 2021 Rock […]
Common Goldeneye x Hooded Merganser (hybrid)
Bucephala clangula x Lophodytes cucullatus Status: Rare casual spring and fall migrant and winter visitor. Winter: The observer of the 1997 and 1999 Cunningham Lake birds suggested they were the same individual. Given the paucity of Great Plains records of this hybrid, several records cited below, especially those at Lake Ogallala, may be of the […]