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Least Grebe

From Opus

Alternative name: Short-billed Grebe

Subspecies brachypterusPhoto by bobsofpa  Sabal Palm Sanctuary, Texas, USA, April 2005
Subspecies brachypterus
Photo by bobsofpa
Sabal Palm Sanctuary, Texas, USA, April 2005
Tachybaptus dominicus


[edit] Identification

Subspecies brachyrhynchusPhoto by Francisco PaludoParque Estadual Espig√£o Alto, Barrac√£o, RS, Brazil, December 2016
Subspecies brachyrhynchus
Photo by Francisco Paludo
Parque Estadual Espig√£o Alto, Barrac√£o, RS, Brazil, December 2016

L. 23-26cm (9-10¬ľ in))

  • Dark brownish-grey
  • Greenish gloss above
  • Buffy breast and flanks with heavy dark barring
  • White belly and undertail
  • Slay-trey head and neck
  • Black throat, chin, and crown
  • Yellow to orange iris
  • Black bill with small white tip
  • Brownish-olive legs

[edit] Distribution

United States, Mexico, Panama, Colombia, Venezuela, Peru, Bolivia, Paraguay and southern Brazil

[edit] Taxonomy

[edit] Subspecies

Subspecies eisenmanniPhoto by Jones Stanley JonesLaguna El Oconal, Villa Rica, Oxapampa, Peru, August 2017
Subspecies eisenmanni
Photo by Jones Stanley Jones
Laguna El Oconal, Villa Rica, Oxapampa, Peru, August 2017

Five subspecies recognized[1]:

  • T. d. brachypterus from south Texas to west-central Mexico and Panama
  • T. d. bangsi in western Mexico (southern half of Baja California and southern Sonora)
  • T. d. dominicus on Cozumel Island, Bahamas, Greater Antilles and Virgin Islands
  • T. d. eisenmanni on the coast of Ecuador; populations of northwestern Peru presumably also this subspecies
  • T. d. brachyrhynchus in tropical northern South America to south Brazil and north Argentina

[edit] Habitat

Freshwater ponds, slow-flowing rivers and swamps.

[edit] Behaviour

[edit] Breeding

The nest is a heap of rotting vegetation anchored to submerged plants in reedbeds or other marginal vegetation. 4-6 white eggs are laid and are incubated by both sexes for 21 days. Young tended by both sexes. Double-brooded, possibly treble-brooded at times.

[edit] Diet

Includes small fish and aquatic invertebrates.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from

[edit] External Links


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