• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Crested Serpent Eagle - BirdForum Opus

Revision as of 11:27, 13 March 2016 by Deliatodd-18346 (talk | contribs) (User template corrected)

Spilornis minimus redirects here. For the species Nicobar Serpent Eagle, see Spilornis klossi.

Subspecies cheela
Photo by mikemik
Kanha National Park, Mandla, India, November 2015
Spilornis cheela

Identification

Medium large raptor about 55-75cm in length.
Adult

  • Dark brown upperparts and head
    • Hooded appearance at rest
Subspecies spilogaster
Photo by Steve G
Minneriya National Park, Sri Lanka, August 2009
  • Pale brown underparts and underwing coverts
  • Appears large-headed and owl-like due to face s hape and position of eyes

Flight

  • Shallow dihedral in soaring flight
  • Tail and flight feathers black with broad white stripes

Distribution

Southern Asia. Widespread and generally common from northern India south to Sri Lanka east to southern China, Hainan, Taiwan and the southern Ryukyu Islands and south to the Andaman Islands and Malay Peninsula. Also breeds on Palawan, Borneo, Sumatra, Java and many smaller islands.

Taxonomy

Subspecies

About 20 subspecies are currently recognised, some of which may be deserving of full species status[1]:

Subspecies perplexus
Photo by MANDA
Ishigaki Island, Okinawa, Japan, March 2005
  • S. c. palawanensis on Palawan (southwestern Philippines)
  • S. c. pallidus in the lowlands of northern Borneo
  • S. c. richmondi in southern Borneo
  • S. c. malayensis on the Malay Peninsula, northern Sumatra and Anambas Islands
  • S. c. batu on southern Sumatra and Batu Islands
  • S. c. bido on Java and Bali
  • S. c. minimus on Nicobar Islands, India
  • S. c. perplexus on southern Ryukyu Islands
  • S. c. natunensis on Natunas and Belitung islands (off Borneo)
  • S. c. abbotti on Simeulue Island (off western Sumatra)
  • S. c. asturinus on Nias Island (off western Sumatra)
  • S. c. sipora on the Mentawai Archipelago (off western Sumatra)
  • S. c. baweanus on Bawean Island (off northern Java)

Habitat

Subspecies hoya
Photo by Dave 2x
Taiwan, September 2015

Forest and forest edge, riverine woodland, farmland and sometimes near villages. Occurs up to 3,000m in the Himalayas.

Behaviour

Diet

They specialise in reptiles hunting over woodland for snakes and lizards.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Birdforum thread discussing identification of Crested Serpent Eagle

Recommended Citation

External Links


Back
Top