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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]
In Europe, it has killed every other species of owl, from the tiny pygmy owl and scops owl to the large 1,078 g (2.377 lb) great grey owl and the 2,040 g (4.50 lb) snowy owl. [142] The Eurasian eagle-owl is the only raptor that has been known to prey on snowy owl on multiple occasions.
Owls are divided into two families: the true (or typical) owl family, Strigidae, and the barn owl and bay owl family, Tytonidae. [2] Owls hunt mostly small mammals, insects, and other birds, although a few species specialize in hunting fish. They are found in all regions of the Earth except the polar ice caps and some remote islands.
[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 ...
Scientists in northwest Wyoming found remnants of an ancient forest, frozen in ice on a barren tundra in northwest Wyoming. Uncovering the rest of the story is a race against time.
This forest owl is typical associated with the vast taiga forest in Eurosiberia, although it ranges to other forest types, including mixed forests and temperate deciduous forest. [ 5 ] [ 6 ] The Ural owl is something of a dietary generalist like many members of the Strix genus, but it is usually locally reliant on small mammals , especially ...
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 primary owls hunted by European eagles are Ural owls (Strix uralensis) and short-eared owls (Asio flammeus). [ 195 ] [ 196 ] Few eye-witness accounts are known of owl predation, but one violent mid-day confrontation between a golden eagle and an adult great horned owl was witnessed in Jefferson County, Colorado .