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The snowy owl (Bubo scandiacus), [4] also known as the polar owl, the white owl and the Arctic owl, [5] is a large, white owl of the true owl family. [6] Snowy owls are native to the Arctic regions of both North America and the Palearctic, breeding mostly on the tundra. [2]
The ring-necked pheasant is the state bird of South Dakota. This list of birds of South Dakota includes species documented in the U.S. state of South Dakota and accepted by the South Dakota Ornithologists' Union (SDOU). As of October 2021, 440 species were included in the official list.
Their agricultural practices depleted wildlife habitat and caused a severe decline in waterfowl numbers. The US Congress established the refuge in 1935 to preserve wildlife habitat and breeding grounds. [2] The Sand Lake National Wildlife Refuge is located in northeastern South Dakota, and covers 21,498 acres (8,700 ha) of wildlife habitat.
Snowy owls spend the summer breeding season on the tundra north of the Arctic circle. Come winter, some move south into southern Canada and the northern United States, including Wisconsin.
The bird is among the vanguard of an annual movement of snowy owls south from the Arctic. Some years feature an "irruption" that can bring more than 100 snowies to Wisconsin. Other years the ...
[161] [163] Less is known about relations with the snowy owl, which may compete with great horned owls for food while invading south for the winter. Anecdotally, both snowy and great horned owls have rarely been reported to dominate or even kill one another depending on the size and disposition of the individual owls, although the snowy's ...
Typical owls are small to large solitary nocturnal birds of prey. They have large forward-facing eyes and ears, a hawk-like beak, and a conspicuous circle of feathers around each eye called a facial disk. Great horned owl, Bubo virginianus; Snowy owl, Bubo scandiacus; Northern hawk owl, Surnia ulula; Northern pygmy-owl, Glaucidium gnoma (C)
Tawny and brown fish owls are both slightly smaller than co-occurring Eurasian eagle-owls, and Blakiston's fish owls are similar or slightly larger than co-occurring large northern eagle-owls. Fish owls, being tied to the edges of fresh water, where they hunt mainly fish and crabs, also have slightly differing, and more narrow, habitat preferences.