07-01-14 © J. Simón Tagtachian
16-11-13 © Gustavo F. Brahamian
19-10-13 © Amelia Besana
This male duck was sleeping nexto to female rosy-billed pochards. When it woke up we realized it was a male black-headed duck
19-12-10 © Carlos González Ledo
19-12-10 © Carlos González Ledo
19-12-10 © Carlos González Ledo
23-10-09 © Pablo Alberto Meoniz
23-10-09 © Pablo Alberto Meoniz