The flame-rumped tanager (''Ramphocelus flammigerus'') is a species of

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

in the family Thraupidae. It is found in semi-open forest and woodland. The most widespread

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

, ''icteronotus'', is found in the Tumbes-Chocó-Magdalena in

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Cos ...

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ''Eku ...

and

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

, and is sometimes considered a separate species, the

lemon-rumped tanager The lemon-rumped tanager (''Ramphocelus icteronotus'') is a species of bird in the family Thraupidae. It is sometimes considered a subspecies of the flame-rumped tanager. It is found from Panama to Ecuador. Its natural habitats are subtropical ...

(''R. icteronotus''). However, it is known to

hybridize Hybridization (or hybridisation) may refer to: *Hybridization (biology), the process of combining different varieties of organisms to create a hybrid *Orbital hybridization, in chemistry, the mixing of atomic orbitals into new hybrid orbitals *Nu ...

with the

nominate subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

from the Cauca Valley in Colombia. Males of both subspecies have a mainly black

plumage Plumage ( "feather") is a layer of feathers that covers a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage differ between species and subspecies and may vary with age classes. Within species, ...

and a narrowly black-tipped pale bluish bill. The rump of the male ''P. f. icteronotus'' is yellow, while it is red in ''P. f. flammigerus''. In females, the head, wings and tail are blackish-brown and the underparts are mainly yellow. The rump is yellowish in the female ''P. f. icteronotus'', while the rump, vent and chest are orange-red in ''P. f. flammigerus''.

References

flame-rumped tanager Birds of the Colombian Andes Endemic birds of Colombia flame-rumped tanager Taxonomy articles created by Polbot {{Thraupidae-stub