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'''Alternative name: Crested Hawk-Eagle<br>Includes Flores Hawk-Eagle''' | '''Alternative name: Crested Hawk-Eagle<br>Includes Flores Hawk-Eagle''' | ||
;[[:Category:Spizaetus|Spizaetus]] cirrhatus | ;[[:Category:Spizaetus|Spizaetus]] cirrhatus | ||
| − | + | [[Image:Changeable_Hawk_Eagle.jpg|thumb|550px|right|Subspecies ''ceylanensis''<br />Photo by {{user|Andrew+S|Andrew S}}<br />[[Bundala National Park]], [[Sri Lanka]], November 2003]] | |
==Identification== | ==Identification== | ||
| − | 60-72cm | + | 60-72cm |
| + | *Brown upperparts | ||
| + | *White underparts | ||
| + | *Barred underside of flight feathers and tail | ||
| + | *Black streaks on throat | ||
| + | *Dark brown streaks on breast<br /> | ||
| + | Sexes alike; females larger | ||
The name is due to the dual morph phases - a dark morph and a pale morph. | The name is due to the dual morph phases - a dark morph and a pale morph. | ||
==Distribution== | ==Distribution== | ||
| − | Southern [[Asia]]: occurs in [[India]], [[Sri Lanka]] and the [[Andaman Islands|Andamans]] and [[Nepal]] east to [[Vietnam]] and south to the [[Malay Peninsula]]. Also occurs in the southern [[Philippines]], [[Borneo]], [[Sumatra]], [[Java]], [[Sumbawa]], and [[Flores]]. Resident. | + | Southern [[Asia]]: occurs in [[India]], [[Sri Lanka]] and the [[Andaman Islands|Andamans]] and [[Nepal]] east to [[Vietnam]] and south to the [[Malay Peninsula]]. Also occurs in the southern [[Philippines]], [[Borneo]], [[Sumatra]], [[Java]], [[Sumbawa]], and [[Flores]]. |
| + | |||
| + | Resident. | ||
| + | [[Image:43317CHEjuvpale.jpg|thumb|350px|right|Juvenile 'pale morph' <br />Photo by {{user|kctsang|kctsang}}<br />[[Singapore]], 2006]] | ||
==Taxonomy== | ==Taxonomy== | ||
| − | |||
New studies place this species in the genus [[:Category:Nisaetus|Nisaetus]]. | New studies place this species in the genus [[:Category:Nisaetus|Nisaetus]]. | ||
| + | ====Subspecies<sup>[[#References|[1]]]</sup>==== | ||
| + | Six subspecies are recognised: | ||
| + | ''cirrhatus'' in [[India]], ''ceylanensis'' in [[Sri Lanka]], ''limnaeetus'' from north-east India to the [[Philippines]], [[Borneo]], and [[Java]], ''andamanensis'' in the [[Andaman Islands]], ''vanheurni'' on Simalur, and ''floris'' on [[Flores]] and [[Sumbawa]]. | ||
| + | |||
| + | Some authorities view subspecies ''floris'' as a full species Flores Hawk-Eagle (''Spizaetus floris'')<sup>[[#References|[1]]], [[#References|[2]]]</sup><br /> | ||
==Habitat== | ==Habitat== | ||
Forest and open woodland from sea-level up to 3,300m, hunting over forest edge and clearings. | Forest and open woodland from sea-level up to 3,300m, hunting over forest edge and clearings. | ||
==Behaviour== | ==Behaviour== | ||
| − | Its nest is made from sticks, placed in a tree | + | [[Image:IMG 1882 changeable hawk eagle.JPG|thumb|350px|right|Photo by {{user|michha62|michha62}}<br />[[Khanha National Park]], Madhya Pradesh, [[India]]]] |
| − | + | ====Breeding==== | |
| + | Its nest is made from sticks, placed in a tree. A single greyish-white egg is laid. | ||
| + | ====Diet==== | ||
The diet includes mammals, birds and reptiles. | The diet includes mammals, birds and reptiles. | ||
| − | |||
====Vocalisation==== | ====Vocalisation==== | ||
| − | Call: loud, high-pitched ''ki-ki-ki-ki-ki-ki-ki-ki-kee''. | + | '''Call''': loud, high-pitched ''ki-ki-ki-ki-ki-ki-ki-ki-kee''. |
| − | |||
==References== | ==References== | ||
| − | Wikipedia | + | #{{Ref-Clements6thDec09}}#Avibase |
| + | #Wikipedia | ||
| + | {{ref}} | ||
==External Links== | ==External Links== | ||
{{GSearch|Spizaetus+cirrhatus}} | {{GSearch|Spizaetus+cirrhatus}} | ||
| + | <br /> | ||
| + | {{Video|Changeable_Hawk_Eagle}} | ||
| − | [[Category:Birds]][[Category:Spizaetus]] [[Category:Nisaetus]] | + | [[Category:Birds]][[Category:Spizaetus]] [[Category:Nisaetus]] [[Category|Videos]] |
Revision as of 16:38, 20 July 2010
Alternative name: Crested Hawk-Eagle
Includes Flores Hawk-Eagle
- Spizaetus cirrhatus
Identification
60-72cm
- Brown upperparts
- White underparts
- Barred underside of flight feathers and tail
- Black streaks on throat
- Dark brown streaks on breast
Sexes alike; females larger
The name is due to the dual morph phases - a dark morph and a pale morph.
Distribution
Southern Asia: occurs in India, Sri Lanka and the Andamans and Nepal east to Vietnam and south to the Malay Peninsula. Also occurs in the southern Philippines, Borneo, Sumatra, Java, Sumbawa, and Flores.
Resident.
Taxonomy
New studies place this species in the genus Nisaetus.
Subspecies[1]
Six subspecies are recognised: cirrhatus in India, ceylanensis in Sri Lanka, limnaeetus from north-east India to the Philippines, Borneo, and Java, andamanensis in the Andaman Islands, vanheurni on Simalur, and floris on Flores and Sumbawa.
Some authorities view subspecies floris as a full species Flores Hawk-Eagle (Spizaetus floris)[1], [2]
Habitat
Forest and open woodland from sea-level up to 3,300m, hunting over forest edge and clearings.
Behaviour
Breeding
Its nest is made from sticks, placed in a tree. A single greyish-white egg is laid.
Diet
The diet includes mammals, birds and reptiles.
Vocalisation
Call: loud, high-pitched ki-ki-ki-ki-ki-ki-ki-ki-kee.
References
- Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- Avibase
- Wikipedia
Recommended Citation
- BirdForum Opus contributors. (2024) Changeable Hawk-Eagle. In: BirdForum, the forum for wild birds and birding. Retrieved 4 May 2024 from https://www.birdforum.net/opus/Changeable_Hawk-Eagle
External Links
