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Wilson's Plover

From Opus

Photo by NIGHTJAR1New Providence, Bahamas, June 2005
Photo by NIGHTJAR1
New Providence, Bahamas, June 2005
Charadrius wilsonia

Contents

[edit] Identification

16·5–20 cm (5½-7¾ in)
Adult

  • Upper parts mostly dark grey
  • Short white wing bar
  • White tail sides
  • White underparts apart from breast band
  • Legs are pink, brighter when breeding
  • Bill is dark (larger and heavier than similar-sized plovers)

Breeding male

JuvenilePhoto by maliBeaufort, North Carolina, USA, August 2016
Juvenile
Photo by mali
Beaufort, North Carolina, USA, August 2016
  • Black breast band, lores and forecrown
  • Rufous mask

Female and non-breeding male are similar but have brown or rufous backs. Non-breeding birds have a greyer tinge on the head and breast band
Immature birds: similar to the female, however the breast band is not always complete

[edit] Distribution

North, Central and South America
Breeds on both coasts of North America. The range includes much of the eastern coast, and the west coast of Mexico. A partial migrant. Some birds winter in Florida, the rest move south to Brazil and Peru

[edit] Taxonomy

[edit] Subspecies

There are 4 subspecies1:

  • C. w. wilsonia :
  • C. w. beldingi:
  • C. w. cinnamominus:
  • C. w. crassirostris
  • Coastal north-eastern Brazil (Amapá to Bahia)

An additional subspecies rufinucha is not recognized by all authorities1

[edit] Habitat

Sandbars and sandy beaches.

[edit] Behaviour

[edit] Diet

They move slowly when feeding. The diet consists mostly of crabs, insects and marine worms.

[edit] Breeding

The nest is a bare scrape

[edit] Vocalisation

The call is a high weak whistle.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved August 2016)
  3. Wikipedia

[edit] External Links


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