- Zimmerius chrysops
Includes: Coopmans's Tyrannulet
Identification
Mostly olive above and greyish below. Face has much yellow, from above bill to above eye and again below lore. Wing feathers edged yellowish but wings bars not distinctive.
Distribution
South America: found in Venezuela, Colombia, Ecuador, and Peru
Taxonomy
Choco Tyrannulet has been split from this taxon.[1][2][3]
Subspecies
Zimmerius chrysops has four subspecies[1]:
- Z. c. minimus
- Santa Marta Mountains (north-eastern Colombia)
- Z. c. cumanensis
- Coastal mountains of Venezuela
- Z. c. chrysops
- Southern Colombia to Ecuador, northern Peru and north-western Venezuela
The subspecies flavidifrons and the southern population of subspecies chrysops (south of Rio Marañon) has been transferred to Peruvian Tyrannulet. Gill and Donsker recognise Coopmans's Tyrannulet, Zimmerius minimus as a separate species.[2]
Habitat
Humid, wet, or cloud forests and adjacent clearings at mid elevation in mountains.
Behaviour
Diet
Feeds alone, in pairs, or with mixed species flocks. Often perching at conspicuous branches.
Vocalisation
There are some vocal differences between different populations, including between northern and southern populations of subspecies chrysops.
Breeding
Nest in hanging dry leaves.
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/
- Gill, F, D Donsker, and P Rasmussen (Eds). 2021. IOC World Bird List (v 11.2). Doi 10.14344/IOC.ML.11.2. http://www.worldbirdnames.org/
- SACC proposal to split Choco Tyrannulet
Recommended Citation
- BirdForum Opus contributors. (2024) Golden-faced Tyrannulet. In: BirdForum, the forum for wild birds and birding. Retrieved 6 October 2024 from https://www.birdforum.net/opus/Golden-faced_Tyrannulet
