Rufous-webbed Bush Tyrant - BirdForum Opus

Subspecies rufipennis
Photo by Stanley Jones
Cordillera Blancas, Huascarán National Park, Yungay, Ancash, Peru, August 2017

Alternative name: Rufous-webbed Tyrant

Cnemarchus rufipennis

Polioxolmis rufipennis

Identification

Photo by Jon Gallagher
South of Cruz Conga, Cajamarca, Peru, February 2010

18–21·5 cm (7-8½ in)

Ashy-grey upperparts
Whitish supercilium
Black eyeline
Remiges: cinnamon at base with black tips

Distribution

South America

Taxonomy

This is a polytypic species^[1] consisting of 2 subspecies.

Subspecies

C. r. rufipennis:

Andes of Peru to extreme north-western Argentina and possibly adjacent northern Chile

C. r. bolivianus:

Andes of central Bolivia

Habitat

Montane grassland, especially with cacti and montane slopes near timber line. Low woodlands. Also observed in overgrazed valley floor at around 4,450 m.

Behaviour

Diet

Their main diet consists of insects. The hunt from a perch and drop to the ground to catch their prey.

Breeding

They perform a hovering-gliding display flight, about 10-12 m above the ground.

References

Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
Lepage D. (2022) [ https://avibase.ca/FDB9861B]. Retrieved 8 July 2022
Farnsworth, A. and G. Langham (2021). Rufous-webbed Bush-Tyrant (Cnemarchus rufipennis), version 1.1. 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.rwbtyr1.01.1
BF Member observations

List of references

Recommended Citation

BirdForum Opus contributors. (2024) Rufous-webbed Bush Tyrant. In: BirdForum, the forum for wild birds and birding. Retrieved 7 December 2024 from https://www.birdforum.net/opus/Rufous-webbed_Bush_Tyrant

External Links

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