Iris colour as an indicator of age feature in female Brazilian tanagers (Passeriformes: Emberizidae) confirmed by a molecular sexing technique

The Brazilian tanager, Ramphocelus bresilius is an endemic species from Brazil that is sexually dimorphic in adult plumage. Young males are similar to adult and young females until their second year. Adults and young females are not distinguishable in plumage. We tested whether iris colour can be us...

Full description

Bibliographic Details
Main Authors: Denise Monnerat Nogueira, Maria Alice S. Alves
Format: Article
Language:English
Published: Vicerractoría Investigación 2008-12-01
Series:Revista de Biología Tropical
Subjects:
Online Access:http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442008000400006