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・ Rufous-necked foliage-gleaner
・ Rufous-necked hornbill
・ Rufous-necked laughingthrush
・ Rufous hawk-cuckoo
・ Rufous hornbill
・ Rufous hornero
・ Rufous horseshoe bat
・ Rufous hummingbird
・ Rufous Minor
・ Rufous monarch
・ Rufous motmot
・ Rufous mourner
・ Rufous mouse opossum
・ Rufous mouse-eared bat
・ Rufous nightjar
Rufous owl
・ Rufous paradise flycatcher
・ Rufous piculet
・ Rufous piha
・ Rufous potoo
・ Rufous rat-kangaroo
・ Rufous sabrewing
・ Rufous scrubbird
・ Rufous sibia
・ Rufous soft-furred spiny rat
・ Rufous songlark
・ Rufous sparrow
・ Rufous spinetail
・ Rufous thrush
・ Rufous treecreeper


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Rufous owl : ウィキペディア英語版
Rufous owl

The rufous owl (''Ninox rufa''), also known as the rufous boobook, is a species of owl in the family Strigidae. It was described in 1846 by John Gould, an English ornithologist. Its common name reflects the rufous-coloured feathers that these owls are covered with in adulthood. While it is uncommon, the species has a wide range, including Australia, Indonesia, and Papua New Guinea.〔BirdLife International 2009. Ninox rufa. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. . Downloaded on 30 March 2011.〕〔Kanowski, J. “The Abundance of the Rufous Owl Ninox rufa in Upland and Highland Rainforests of North-east Queensland.” ''EMU'' 98 (1998): 58-61.〕
The rufous owl is a large owl species, ranging in weight from , depending on gender and age. It is only slightly smaller than the largest owl in Australia, the powerful owl (''Ninox strenua''), which typically weighs between .〔Estbergs, J. A., and R. W. Braithwaite. "The Diet of the Rufous Owl Ninox Rufa Near Cooinda in the Northern Territory." EMU 85 (1984): 202-05. Web.〕 The rufous owl is a generalist nocturnal predator and generally solitary. It is seldom aggressive to humans except in situations in which it feels its nest or offspring are threatened.
==Description==
The rufous owl is a large bird, often growing in length, with a wingspan of . Females typically weigh , while the males typically weigh . Both sexes have relatively small heads compared to their body and tail, but the head of the male is flatter and broader than that of the female. Juveniles are much smaller, usually long at birth, and are covered in downy white pelage. The forehead, neck, back, and upper wings of the adults are usually a dark reddish-brown with light brown barring scattered throughout. The face is dark brown, and the neck, breast and underparts are rufous with thin cream bars. The underside of the wings are light brown with thick cream bars. The hooked bill is light grey and is surrounded by black bristles at its base. It has golden-yellow eyes.

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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