- Sporophila collaris
Identification
12 cm (4¾ in)
- Black head
- White patches below eyes and above lores
- Black band across the breast
- Broad rusty collar round the neck
- Long broad tail
- Thick bill with rounded culmen
Female is relatively well marked, showing shadows of the male's pattern (search gallery for at least one image using link below).
Variation
In large parts of Brazil it is much paler in the non-black areas than from other parts of its range. These paler birds should belong to subspecies collaris
Distribution
South America: found from Bolivia and Brazil, through Paraguay, and Uruguay to northern Argentina.
Taxonomy
Subspecies
Three subspecies are recognized[1]:
- S. c. ochrascens:
- S. c. melanocephala:
- S. c. collaris:
- East Brazil (southern Goiás, Minas Gerais, Espírito Santo and Rio de Janeiro)
Habitat
Flooded lowland grassland and shrubby marshland also open countryside close to water.
Behaviour
Often in pairs to small flocks usually only containing one species.
Diet
Their main diet consists of grass seeds, with the addition of some insects.
Vocalisation
Their song is a rapid ascending and descending warble.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Ridgely and Tudor 2009. Field guide to the songbirds of South America - The Passerines. University of Texas Press. ISBN 978-0-292-71979-8
- Ber van Perlo. 2009. A field guide to the Birds of Brazil. Oxford University Press, New York, NY, USA. ISBN 978-0-19-530155-7
- Handbook of the Birds of the World Alive (retrieved October 2018)
Recommended Citation
- BirdForum Opus contributors. (2024) Rusty-collared Seedeater. In: BirdForum, the forum for wild birds and birding. Retrieved 16 September 2024 from https://www.birdforum.net/opus/Rusty-collared_Seedeater
External Links
Search the Gallery using the scientific name:
Search the Gallery using the common name: