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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 ]
Animals such as caribou, Arctic hares, Arctic ground squirrels, snowy owls, puffins, tundra swan, snow geese, Steller's eiders and willow ptarmigan all survive the harsh Arctic winters quite easily and some, like the willow ptarmigan, are only found in the Arctic region.
[13] [25] Such injury-feigning displays are particularly well known in nesting waders and plovers, but also have been documented in other species, including snowy owls, [20] the alpine accentor, [25] and the mourning dove. [32] Impeded flight displays additionally may suggest an injured wing, but through an airborne display.
Snowy owls nest on the Arctic tundra, often on a slight rise where wind keeps the ground free of snow. In years when the species' primary summer food source - lemmings - is high, snowies may raise ...
Depending on snow conditions, migrants arrive at breeding grounds during April and May. [ 3 ] [ 19 ] . Home ranges vary with food supply but are commonly reported to be 10–15 km 2 (3.9–5.8 sq mi) during the winter, but little is known about home ranges during the breeding season. [ 5 ]
The snowy owl has lost half its population in the past 50 years, ... Each year you go up with hopes the lemming population is high (their food source) and Snowy Owls will make a rebound. You get ...
The snowy owl has effective snow camouflage. The coloration of the owl's plumage plays a key role in its ability to sit still and blend into the environment, making it nearly invisible to prey. Owls tend to mimic the coloration and sometimes the texture patterns of their surroundings, the barn owl being an exception.
Nocturnality is a form of crypsis, an adaptation to avoid or enhance predation. Although lions are cathemeral , and may be active at any time of day or night, they prefer to hunt at night because many of their prey species ( zebra , antelope , impala, wildebeest , etc.) have poor night vision .