Plegadis falcinellus Status: Uncommon regular spring migrant statewide. Rare casual breeder Rainwater Basin. Rare casual summer visitor west and southeast. Rare casual fall migrant east and central. Documentation: Photograph: 15 Apr 2005 Harvard WPA, Clay Co (Brogie 2006). Taxonomy: No subspecies are recognized (Gill et al 2022). This species hybridizes extensively with White-faced Ibis. For […]
WHITE-FACED IBIS
Plegadis chihi Status: Common regular spring and fall migrant west and central, uncommon east. Uncommon regular breeder north and west, rare southeast. Rare summer visitor east, east central, and south. Accidental in winter. Documentation: Specimen: Olson #43 at UNK, 12 Jun 1916 Island Lake, Crescent Lake NWR, Garden Co. Taxonomy: No subspecies are recognized (Gill […]
AMERICAN GOSHAWK
ASTUR atricapillus Status: Rare regular spring and fall migrant statewide. Rare casual summer visitor northwest. Rare regular winter visitor statewide. Documentation: Specimen: UNSM ZM12491, Nov 1896 near Maxwell, Lincoln Co. Taxonomy: Due to paraphyly in the genus Accipiter as revealed by genetic studies (Catanach et al 2024), the genus Astur has been resurrected for several […]
BLACK-CROWNED NIGHT HERON
Nycticorax nycticorax hoactli Status: Fairly common regular spring and fall migrant statewide. Locally common regular breeder Sandhills, locally uncommon Rainwater Basin, rare casual elsewhere. Rare casual summer visitor statewide away from breeding range. Documentation: Specimen: WSC 275, 22 May 1977 Cherry Co. Taxonomy: Four subspecies are recognized (Gill et al 2022), nycticorax in Eurasia and […]
SNOWY EGRET
Egretta thula thula Status: Uncommon regular spring and fall migrant statewide. Uncommon regular summer visitor statewide. Accidental breeder Crescent Lake NWR, Garden Co. Documentation: Photograph: Jun 1965 Crescent Lake NWR (Roger Sharpe, personal communication) Taxonomy: Two subspecies are currently recognized (Gill et al 2022), brewsteri of the Rocky Mountains westward and thula of the rest […]
TRICOLORED HERON
Egretta tricolor ruficollis Status: Rare casual summer visitor central. Accidental in spring. Documentation: Specimen: HMM 21718, 14 Oct 1918 Kearney Co (Black 1933, 1941; Bray et al 1986). Taxonomy: Two subspecies are generally recognized (Gill et al 2022): ruficollis (including occidentalis) in southern North America, south to northwestern South America and Trinidad, and tricolor in […]