GRUS LEUCOGERANUS PDF

Grus leucogeranus individuals are monogamous. Courtship and pair bonding includes singing, known as unison calling, and dancing. Unison calling is a. Formerly placed in genus Grus; or in Bugeranus together with B. carunculatus on basis of morphological and behavioural similarities, but molecular evidence. Criteria: A3bcd Click here for more information about the Red List categories and criteria. Justification of Red List category. This long-lived crane qualifies as.

Author: Mekus Dukasa
Country: Namibia
Language: English (Spanish)
Genre: Spiritual
Published (Last): 19 February 2009
Pages: 194
PDF File Size: 1.14 Mb
ePub File Size: 7.5 Mb
ISBN: 336-7-40064-594-3
Downloads: 71126
Price: Free* [*Free Regsitration Required]
Uploader: Doudal

Reportedly by the female, but also reportedly by both birds of gdus pair. The nest of sedges and grasses, a flat mound cm diameter and reaching cm above water level, may be surrounded by water cm deep.

Prefers wide areas of shallow fresh, high-visibility water. Can be pink-tinged, red, or ivory. Mainly aquatic plants shoots, roots and tubers. Visual barriers should be put in place between crane enclosures before the breeding season Care is required when introducing intended mates to each other, to avoid injury to one or both birds; formation of a good pair bond can take time.

Siberian cranes are widely dispersed in their breeding areas and are highly territorial. Measures have been taken to leucogeranuus certain threats by establishing sanctuaries and enforcing conservation laws. TAXA Group where information has been collated for an entire group on a modular basis. When an edible object is found, raises head up, shakes bill holding object in water, then with a rapid backward movements, swallow the food. Threatened Birds of Asia. The plumage of the Siberian Crane is nearly entire white.

Long, cold winters and short, wet summers. Leucogeranus leucogeranus Pallas It is difficult to distinguish males from females because they are similar in appearance; however, males tend to be slightly larger than females. Siberische Witte Kraanvogel Norwegian: Avibase grux also available in the following languages: On migration and on the wintering grounds, they excavate nutrient rich roots and tubers from wetlands.

  DAN SAFFER DESIGNING GESTURAL INTERFACES PDF

Friedman, ; Johnsgard, Johnsgard, Biogeographic Regions palearctic native oriental native Habitat Siberian cranes nest and feed primarily in bogs, marshes, and other wetlands with wide expanses of shallow fresh water and good visibility.

Siberian White Crane

Juveniles are feathered gruss the face and the plumage is dingy brown. Few species of trees are present; these are primarily conifers that grow in dense stands with little undergrowth.

Wildpro Species Chemicals Physical ” How to Adults of both genders have a pure white plumage except for the black primariesalula and primary coverts. Between the Kolyma and Yana rivers and south to the Morma mountains is the range of the eastern breeding population.

Only subscribers are able to see the bibliography.

Young cranes do not have this cap, instead they have feathers in that area and their plumage is cinnamon in color. The breeding areas in modern times are restricted to two widely disjunct regions. Bugeranus leucogeranus Sarcogeranus Ieucogeranus Grus leucogeranus. B Second year summer, bare face is pale red.

Incubation takes about 29 days. Estimated total population of 2, birds, mainly in the “eastern” population. Also protection and management of additional stopover sites; more research on movements and behaviours; technical assistance on wildlife health monitoring and management practices; improved relationships with hunters to promote sustainable hunting of waterbirds and improve awareness; cooperation with gas and oil companies to minimise Siberian crane disturbance and habitat degradation.

Individuals are territorial during both breeding and winter seasons.

These thin, elucogeranus birds stand at 1. In yakut epics Olonkho shamans and shamaness transform into white cranes. Wades and digs in water up to 30 cm deep. Summer 5,; winter 7, Cranes are tall birds with a long beak and sharp claws, and can be aggressive. The western area in the river basins of the Ob, Konda and Sossva and to the east a much larger leucogeranuz in Yakutia between the Yana and the Alazeya rivers.

  ENRIQUE LINDE PANIAGUA FUNDAMENTOS DE DERECHO ADMINISTRATIVO PDF

Search Avibase search Browse by families. Siberian crane pairs usually nest in bogs, marshes, and other wetlands. The male stands guard nearby. They were noted to rest on the eastern end of the Volga delta.

They are predominantly vegetarian outside their breeding season.

Johnsgard, ; Walkinshaw, Other Physical Features endothermic homoiothermic bilateral symmetry Sexual Dimorphism sexes alike male larger Range mass to g Satellite telemetry was used to track the migration of a flock that wintered in Iran. B Dark horn with red tinge, becoming pink-red gruw with front of tarsus and tibia brown-tinged and tops of toes brown-tinged. The initiating bird elevates its bill, arches slightly forwards and gives a low, purring call.

B Shy, unapproachable; strongly prefer areas which are not commonly frequented by people.

Siberian White Crane – Grus leucogeranus : WAZA : World Association of Zoos and Aquariums

Returning to the nest site, they pull into the nest material which is within reach, then slowly walk away and toss more material towards the nest, repeating this sequence until sufficient nesting material has been gathered. Gruus cranes feed on cranberries, rodents, fish and insects. Siberian Crane Leucogeranus leucogeranus Pallas, Return to top of page. Their populations, particularly those in the western range, have declined drastically in the 20th century due to hunting along their migration routes and habitat degradation.

The head and neck are tucked onto or under one shoulder. Main wintering sites are in the middle to lower reaches of the Yangtze river, Poyang Hu lake, China, Turkmenistan, and Kazakhstan.

Author: admin