乌灰鹞 Montagu's harrier
（重定向自Circus pygargus）
4504.jpg")
![](/Images/godic/202501/04/Flickr_-_don_macauley_-_Bird_0154504.jpg")
![Macho de Aguilucho Cenizo.](/Images/godic/202501/04/Sylwetka_blotniak_lakowy4505.jpg")
![Hembra de Aguilucho Cenizo.](/Images/godic/202501/04/FemaleMonty014505.jpg")
乌灰鹞（学名：Circus pygargus）为鹰科鹞属的鸟类。在中国大陆，分布于**、山东、长江流域、福建、广东等地，多栖息于沼泽以及牧场。该物种的模式产地在英国。
Circus pygargus
中文百科
英语百科
Montagu's harrier 乌灰鹞
（重定向自Circus pygargus）
4505.jpg")
![](/Images/godic/202501/04/Circus_pygargus_dis4505.PNG")
_In_flight4505.jpg")
_grounded4505.jpg")
- ↑ BirdLife International (2013). "Circus pygargus". IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature. Retrieved 26 November 2013.
- ↑ Arroyo, B.E. (1997). "Diet of Montagu's Harrier Circus pygargus in central Spain: analysis of temporal and geographic variation". Ibis 139: 664–672. doi:10.1111/j.1474-919x.1997.tb04689.x.
- ↑ Salamolard, M.; Butet, A.; Leroux, A.; Bretagnolle, V. (2000). "Responses of an avian predator to variations in prey density at a temperate latitude". Ecology. doi:10.1890/0012-9658(2000)081[2428:ROAAPT]2.0.CO;2. ISSN 0012-9658.
- ↑ "Irish Birding".
- ↑ Evans, Lee G.R. (1996). The Ultimate Site Guide to Scarcer British Birds. ISBN 1-898918-15-5.
- ↑ "Rare Harriers Breed at Holkham" (PDF). Holkham Newsletter (11). 2006.
- ↑ "UK's rarest bird of prey nesting at Humber site". S****horpe Telegraph. 22 June 2015.
- ↑ Belting, C.; Krüger, R.M. (2002). "Populationsentwicklung und Schutzstrategien für die Wiesenweihe Circus pygargus in Bayern" [Population development and strategies for the protection of Montagu's Harrier in Bavaria] (PDF). Ornithologischer Anzeiger (in German) 87: 87–92.
- ↑ Arroyo, Beatriz; Mougeot, François; Bretagnolle, Vincent (2001). "Colonial breeding and nest defence in Montagu's harrier (Circus pygargus)". Behavioral Ecology and Sociobiology. ISSN 0340-5443.
- ↑ "Montagu's harrier migration". werkgroepgrauwekiekendief.nl. External link in
|website=(help) - ↑ "Nest protection put into practice at grauwekiekendief.nl". werkgroepgrauwekiekendief.nl. External link in
|website=(help) - ↑ Arroyo, Beatriz; García, Jesús T.; Bretagnolle, Vincent (November 2002). "Conservation of the Montagu's harrier (Circus pygargus) in agricultural areas". Animal Conservation 5 (4): 283. doi:10.1017/s1367943002004031.
- Cramp, S.; Simmons, K.E.L., eds. (1980). The Birds of the Western Palearctic. Vol. II. Oxford University Press. ISBN 0-19-857505-X.
- Gensbøl, Benny (****). Collins guide to the Birds of Prey of Britain and Europe North Africa and the Middle East. William Collins Sons and Co Ltd. ISBN 0-00-219176-8.
- dilute hydrochloric acid
- Dilute Hydrocyanic Acid
- Dilute Hydrogen Peroxide Solution
- dilute intravenous pitocin
- dilute juice
- dilute magnetic alloy
- Dilute magnetic semiconductor
- dilute medium
- dilutement
- dilute method
- diluteness
- dilute phase
- dilute phase conveying
- dilute phase flow
- dilute phase fluidization
- dilute phase fluidized bed
- dilute phase lifting
- dilute phase of fluidization
- dilute phase roasting
- dilute phase system
- dilute phase zone
- dilutephase zone
- dilute plasma
- dilute polymer solution
- dilute potential