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...
Main Authors: | , |
---|---|
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 |