Common shelduck
Common shelduck | |
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Breeding male | |
Adult female | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Aves |
Order: | Anseriformes |
Family: | Anatidae |
Genus: | Tadorna |
Species: | T. tadorna
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Binomial name | |
Tadorna tadorna | |
Range of T. tadorna (Compiled by BirdLife International and Handbook of the Birds of the World (2019) 2019.) Breeding Resident Non-breeding
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Synonyms | |
Anas tadorna Linnaeus, 1758 |
The common shelduck (Tadorna tadorna) is a
Taxonomy
The common shelduck was
Description
The common shelduck resembles a small short-necked goose in size and shape. It is a striking bird, with a reddish-pink bill, pink feet, a white body with chestnut patches and a black belly, and a dark green head and neck. The wing coverts are white, the primary
The call is a loud honk.
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male
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female
Distribution and habitat
This is a
The common shelduck is common around the coastline of Great Britain and Ireland (where it is known simply as the shelduck), where it frequents salt marshes and estuaries. It frequently nests in rabbit burrows. Sightings of this bird are rare in North America and are reported as infrequent visitors to the U.S. and Canada.[11]
Behaviour
Moulting flocks can be very large (100,000 on the Wadden Sea), since most pairs leave their partially grown young in a crèche with just one or two adults.
This species is mainly associated with lakes and rivers in open country, breeding in rabbit burrows, tree holes, haystacks or similar. In winter it is common on suitable estuaries and tidal mudflats as well.
This bird is one of the species to which the Agreement on the Conservation of African-Eurasian Migratory Waterbirds (
The young will dive under water to avoid predators and the adults will fly away from them to act as a decoy.
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A female ruffles up her feathers.
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Adults upending, note underside and feet colors
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Common shelduck, male and female together on the island of Amrum, Germany
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Adults mating in Lancashire (UK) (male right), note size difference
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Ducklings on Borkum (Germany)
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Egg, Collection Museum Wiesbaden
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Female and two half-grown ducklings.
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Female with one week old ducklings.
References
- . Retrieved 12 November 2021.
- ^ Linnaeus, Carl (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis (in Latin). Vol. 1 (10th ed.). Holmiae (Stockholm): Laurentii Salvii. p. 122.
- ^ Albin, Eleazar; Derham, William (1731). A Natural History of Birds : Illustrated with a Hundred and One Copper Plates, Curiously Engraven from the Life. Vol. 1. London: Printed for the author and sold by William Innys. p. 90, Plate 94.
- ^ a b Mayr, Ernst; Cottrell, G. William, eds. (1979). Check-List of Birds of the World. Vol. 1 (2nd ed.). Cambridge, Massachusetts: Museum of Comparative Zoology. p. 451.
- ISBN 978-1-4081-2501-4.
- ^ Belon, Pierre (1555). L'histoire de la natvre des oyseavx : avec levrs descriptions, & naïfs portraicts retirez du natvrel, escrite en sept livres (in French). Paris: Gilles Corrozet. pp. 172–173.
- ISBN 0-19-861008-4.
- ^ Linnaeus, Carl (1761). Fauna svecica : sistens animalia sveciae regni: mammalia, aves, amphibia, pisces, insecta, vermes, distributa per classes & ordines, genera & species, cum differentiis specierum, synonymis auctorum, nominibus incolarum, locis natalium, descriptionibus insectorum (in Latin) (2nd ed.). Stockholmiae: Sumtu & Literis Direct. Laurentii Salvii. p. 40.
- ^ Boie, Friedrich (1822). Tagebuch gehalten auf einer Reise durch Norwegen im Jahre 1817 (in German). Schleswig: Königl Taubstummen - Institut. pp. 140, 351.
- ^ Rasmussen, Pamela, eds. (January 2021). "Screamers, ducks, geese & swans". IOC World Bird List Version 11.1. International Ornithologists' Union. Retrieved 11 June 2021.
- ^ "NARBA North American Rare Bird Alert". Archived from the original on January 18, 2011. Retrieved January 17, 2011.
External links
- RSPB Birds by Name
- Ageing and sexing (PDF; 1.2 MB) by Javier Blasco-Zumeta & Gerd-Michael Heinze
- Range map in Iran
- BirdLife species factsheet for Tadorna tadorna
- "Tadorna tadorna". Avibase.
- "Common shelduck media". Internet Bird Collection.
- Common shelduck photo gallery at VIREO (Drexel University)
- Interactive range map of Tadorna tadorna at IUCN Red List maps
- Audio recordings of Common shelduck on Xeno-canto.