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BrainMaps: Barn owl brain images; Barn owl videos, photos and sounds—Internet Bird Collection; Barn owl—USGS Patuxent Bird Identification InfoCenter; Barn owl species account—Cornell Lab of Ornithology; Ageing and sexing barn owls—Blasco-Zumeta, Javier; Heinze, Gerd-Michael; Barn owl feathers Archived 4 March 2018 at the Wayback Machine ...
Its head lacks tufts common in other owls and has a paler facial disk, [25] with a white supercilium (eyebrow) and dark brown ear coverts and cheeks. The brown feathers of the upper forehead, above the supercilium, and sides of the neck have yellow-brown highlights. The feathers of the lores, chin and throat are white with black shafts. The ...
Feathers are moulted gradually between June and December. [9] This species is sexually dimorphic; the female is much larger than the male, 5% longer and more than 25% heavier. [10] The tawny owl flies with long glides on rounded wings, less undulating and with fewer wingbeats than other Eurasian owls, and typically at a greater height.
A great horned owl with wet feathers, waiting out a rainstorm. The disadvantage of such feather adaptations for barn owls is that their feathers are not waterproof. [24] The adaptations mean that barn owls do not use the uropygial gland, informally the "preen" or "oil" gland, as most birds do, to spread oils across their plumage through ...
The barred owl (Strix varia), also known as the northern barred owl, striped owl or, more informally, hoot owl or eight-hooter owl, is a North American large species of owl. A member of the true owl family, Strigidae, they belong to the genus Strix , which is also the origin of the family's name under Linnaean taxonomy .
The burrowing owl lives its life the opposite of most owls. Rather than being active at night and living in trees, this bird spends the day awake and makes its home on the ground, Magle said.
The toe feathers are the longest known of any owl, averaging at 33.3 mm (1.31 in), against the great horned owl which has the 2nd longest toe feathers at a mean of 13 mm (0.51 in) [7] [43] Occasionally, snowy owls may show a faint blackish edge to the eyes and have a dark gray cere, though this is often not visible from the feather coverage ...
Owls belonging to genus Asio are known as the eared owls, as they have tufts of feathers resembling mammalian ears. These "ear" tufts may or may not be visible. The short-eared owl will display its tufts when in a defensive pose, although its very short tufts are usually not visible. The short-eared owl is found in open country and grasslands.