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Common Teal

From Opus

Includes: Green-winged Teal

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

Contents

[edit] Identification

Length 34–43cm, wingspan 53–59 cm, weight 340–360 g

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

[edit] Similar Species

FemalePhoto by warrenerUpton Warren, Worcestershire, January 2010
Female
Photo by warrener
Upton Warren, Worcestershire, January 2010

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

[edit] Subspecies

Two to three subspecies are accepted:1

  • A. c. creccaCommon Teal
  • A. c. nimia (included in A. c. crecca by some authors)
  • Aleutian Islands
  • Very similar to A. c. crecca; differs in marginally larger average size.
Female subspecies carolinensisPhoto by bobsofpaGreen Cay Wetlands, Florida, USA, February 2010
Female subspecies carolinensis
Photo by bobsofpa
Green Cay Wetlands, Florida, USA, February 2010
  • 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.

[edit] Breeding

Photo by targetmanLincolnshire, February 2011
Photo by targetman
Lincolnshire, February 2011

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. 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. Gill, F and D Donsker (Eds). 2017. IOC World Bird Names (version 7.2). Available at http://www.worldbirdnames.org/.
  3. Birdwatchers Pocket Guide ISBN 1-85732-804-3
  4. Collins Bird Guide ISBN 0 00 219728
  5. Wikipedia

[edit] External Links





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