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Common Teal

From Opus

Includes: Green-winged Teal

A. c. crecca Photo © by ness123 Cley, Norfolk, 31 January 2006
A. c. crecca
Photo © by ness123
Cley, Norfolk, 31 January 2006
Anas crecca

Contents

[edit] Identification

Length 34–43cm (13½-17 in), wingspan 53–59 cm, weight 340–360 g

A. c. carolinensis Photo © by Forcreeks Oaks Bottom, Portland, Oregon, 11 March 2004
A. c. carolinensis
Photo © by Forcreeks
Oaks Bottom, Portland, Oregon, 11 March 2004

Male

  • Green speculum on secondaries
  • Grey body with black vermiculations
  • Chestnut head and neck
  • Dark green patch before eye to hindneck, outlined in yellowish line
  • Black and white horizontal stripe on tertial edges on A. c. crecca
  • Vertical white stripe on forward edge of flank on A. c. carolinensis
  • Buff, brown spotted breast
  • White belly
  • Black tail
  • Yellow sides to undertail
  • Dark grey bill and feet
  • Brown iris

Female

  • Green speculum on secondaries
  • Brown body with dark streaks and mottling
  • Dark greyish-brown head, neck and eyestripe
  • Pink based bill, grey towards tip
  • Greyish-olive feet
  • Brown iris
FemalePhoto © by warrenerUpton Warren, Worcestershire, 14 January 2010
Female
Photo © by warrener
Upton Warren, Worcestershire, 14 January 2010

[edit] Similar Species

Female somewhat similar to a small female Garganey or Blue-winged Teal, most easily distinguishable by pale line under the tail edge and smaller bill.

[edit] Distribution

Widespread throughout Eurasia, Africa (except the south), North and Central America

[edit] Taxonomy

Female subspecies carolinensisPhoto © by bobsofpaGreen Cay Wetlands, Florida, USA, 4 February 2010
Female subspecies carolinensis
Photo © by bobsofpa
Green Cay Wetlands, Florida, USA, 4 February 2010

[edit] Subspecies

Three subspecies are accepted:1

  • A. c. creccaCommon Teal
  • A. c. nimia (included in A. c. crecca by most authors)2
  • Aleutian Islands
  • Very similar to A. c. crecca; differs in marginally larger average size.
  • A. c. carolinensisGreen-winged Teal

[edit] Habitat

Freshwater wetlands, reedbeds, small lakes and ponds.

[edit] Behaviour

[edit] Flight

Explosive vertical take-off when startled.

[edit] Diet

Their diet is varied and includes insects, larvae, worms, molluscs and crustaceans and vegetation including seeds.

Photo © by markrannerLossiemouth, Moray, Scotland, 31 October 2017
Photo © by markranner
Lossiemouth, Moray, Scotland, 31 October 2017

[edit] Breeding

It is a ground nester, nesting in a hollow lined with leaves and down feathers, near water. The 8-11 eggs are incubated for 21-23 days. The young fledge 25-30 days later.

[edit] Vocalisation

Call: male, a clear, far-reaching, whistle; female a "krik" sound.


Listen in an external program

[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. Gill, F & D Donsker (Eds). 2018. IOC World Bird List (v8.2). doi : 10.14344/IOC.ML.8.2. Available at http://www.worldbirdnames.org/
  3. Carboneras, C., Christie, D.A. & Kirwan, G.M. (2018). Common Teal (Anas crecca). 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 https://www.hbw.com/node/52868 on 5 December 2018).
  4. Johnson, K. (1995). Green-winged Teal (Anas crecca), version 2.0. In The Birds of North America (A. F. Poole and F. B. Gill, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bna.193
  5. Birdwatchers Pocket Guide ISBN 1-85732-804-3
  6. Collins Bird Guide ISBN 0-00-219728
  7. Wikipedia contributors. (2018, October 29). Green-winged teal. In Wikipedia, The Free Encyclopedia. Retrieved 09:45, December 5, 2018, from https://en.wikipedia.org/w/index.php?title=Green-winged_teal&oldid=866285187

[edit] External Links





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