Black-bellied Thorntail - BirdForum Opus

Discosura langsdorffi

Popelairia langsdorffi

Identification

Male 12–13·7 cm (4¾-5½ in; including long tail); female 7·4–7·6 cm (3 in)

• Black bill, short and straight
  

Male

• Emerald-green crown

Distribution

South America: found from Brazil to Venezuela, Colombia, and Peru.

Taxonomy

Discosura vs. Popelairia

Sibley & Monroe (1996) place Wire-crested Thorntail (popelairii), Black-bellied Thorntail (langsdorffi), and Coppery Thorntail (letitiae) in the genus Popelairia. However, Howard & Moore (2003) and Clements (2008) place these three taxa in Discosura, and Opus follows.

Subspecies

Two subspecies are recognized:

• D. l. melanosternon:

• South-eastern Colombia to southern Venezuela, eastern Ecuador, eastern Peru and western Brazil

• D. l. langsdorffi:

• Eastern Brazil (Bahia, Espírito Santo and Rio de Janeiro)

Habitat

Humid lowland forests and forest edges generally from 100-300 m.

Behaviour

Diet

Their diet consists of arthropods and nectar.

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. Handbook of the Birds of the World Alive (retrieved October 2015)

• List of references

Recommended Citation

• BirdForum Opus contributors. (2024) Black-bellied Thorntail. In: BirdForum, the forum for wild birds and birding. Retrieved 25 April 2024 from https://www.birdforum.net/opus/Black-bellied_Thorntail

External Links

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