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Red-crowned Crane

From Opus

AdultsPhoto © by edenwatcherNr Kushiro, Hokkaido, Japan,  February 2008
Adults
Photo © by edenwatcher
Nr Kushiro, Hokkaido, Japan, February 2008
Grus japonensis

Contents

[edit] Identification

ImmaturePhoto © by Joseph MorlanTsurui--Tsurui Ito Red-crowned Crane Sanctuary, Hokkaido Prefecture, Japan, 21 February 2019
Immature
Photo © by Joseph Morlan
Tsurui--Tsurui Ito Red-crowned Crane Sanctuary, Hokkaido Prefecture, Japan, 21 February 2019

Length: 138–152 cm (54¼-59¾ in); wingspan 220–250 cm (86 ½-98½ in); weight: 7000–10,000 g (up to 12,000 g in winter).
Adult:

  • Overall white plumage including white primaries.
  • Black secondaries and elongated tertials which form a black "bustle."
  • Red skin on crown
  • Black neck and face with white head stripe.
  • Eyes dark brown or dark green.
  • Long dark legs.

Sexes are alike. Immature is similar to adult but head and neck are brownish.

[edit] Distribution

Breeds in Siberia, Hokkaido and Mongolia; winters eastern China, Korea, and Taiwan.

[edit] Taxonomy

This is a monotypic species[1].

[edit] Habitat

Marshes, river banks, and rice fields.

[edit] Behaviour

[edit] Diet

Their very varied diet consists of fish, amphibians, insects, aquatic invertebrates and rodents. They also eat some plant material such as reeds, grass and rice etc.

Adults in flightPhoto © by Dave ClarkIto Crane Sanctuary, Tsurui, Hokkiado Perfecture, Japan, 27 January 2016
Adults in flight
Photo © by Dave Clark
Ito Crane Sanctuary, Tsurui, Hokkiado Perfecture, Japan, 27 January 2016

[edit] Breeding

The clutch consists of 2 eggs.

[edit] Movements

Mainland populations migratory, divided into three or four wintering subpopulations. Japanese population mostly sedentary.

[edit] Vocalisations

High-pitched, penetrating calls.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. TrekNature
  3. Archibald, G.W., Meine, C.D. & Garcia, E.F.J. (2017). Red-crowned Crane (Grus japonensis). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from http://www.hbw.com/node/53564 on 28 June 2017).
  4. BirdLife International 2016. Grus japonensis. The IUCN Red List of Threatened Species 2016: e.T22692167A93339099. http://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22692167A93339099.en. Downloaded on 22 May 2019.
  5. Brazil, M. (2018). Birds of Japan. Helm, London. ISBN 978-1-4729-1386-9

[edit] External Links


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