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Copper-rumped Hummingbird

From Opus

Subspecies erythronotosPhoto © by Graham Osborne Asa Wright Nature Centre, Trinidad
Subspecies erythronotos
Photo © by Graham Osborne
Asa Wright Nature Centre, Trinidad
Amazilia tobaci

Saucerottia tobaci

Contents

[edit] Identification

9–11 cm (3½-4.1/3 in)
Upperside is green with variable amounts of copper, strongest on the rump, but sometimes covering all the way to the crown. Wings and tail has a purple-blue sheen; tail is slightly forked. Underside is generally green, blending in to either coppery-cinnamon-rufous or bluish black undertail coverts (variation is geopgraphic and correlates with different subspecies). Mandible can have some flesh colour, but tip is always black.

Subspecies caudataPhoto © by Luis RAmaranta Casa de Colibries, Los Teques, Estado Miranda, Venezuela, 13 June 2009
Subspecies caudata
Photo © by Luis R
Amaranta Casa de Colibries, Los Teques, Estado Miranda, Venezuela, 13 June 2009

[edit] Distribution

Trinidad, Tobago and Venezuela.

[edit] Taxonomy

[edit] Subspecies

There are 7 subspecies[1]:

  • A. t. tobaci:
  • A. t. erythronotos:
  • A. t. aliciae:
  • Arid littoral of north-eastern Venezuela and Isla Margarita
  • A. t. monticola:
  • North-western Venezuela
  • A. t. feliciae:
  • Coastal ranges and arid littoral of northern Venezuela
  • A. t. caudata:
  • North-eastern Venezuela
  • A. t. caurensis:
  • Eastern and south-eastern Venezuela (Orinoco Valley to the tepuis)

[edit] Habitat

NominatePhoto © by obasanmiArnos Vale Hotel, Tobago, June 2005
Nominate
Photo © by obasanmi
Arnos Vale Hotel, Tobago, June 2005

Rain and cloud forests, second growth, etc. but also gardens and savannas with scattered trees up to 1600 to 1800 metres above sea level.

[edit] Behaviour

[edit] Diet

Their diet consists mostly of nectar gleaned from a wide variety of plants. In addition they glean insects from vegetation or hawking over fallen fruit.

[edit] Breeding

They construct a small cup nest, which is placed in the fork of a small tree or bush. The clutch contains 2 white eggs which are incubated by the female for 16-19 days; the young fledging about 19-23 days later. There may be 2-3 broods per season.

[edit] Vocalisation

Call: chip
Song: tyee-tyee-tyoo.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2019. The eBird/Clements Checklist of Birds of the World: v2019. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Weller, A.A., P. F. D. Boesman, and G. M. Kirwan (2020). Copper-rumped Hummingbird (Amazilia tobaci), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.corhum1.01

[edit] Recommended Citation

[edit] External Links

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