Silver Teal (Spatula) [XC50347]
by Bernabe Lopez-Lanus from Saladillo, Buenos Aires, Argentina (call)
Silver Teal (Spatula versicolor) [XC52160]
by Miguel Angel Roda from Puente Barral-Arroyo Saladillo, Buenos Aires, Argentina (song)
Subspecies
The following 3 subspecies are recognised:
puna von Tschudi, 1844 - Andes of Peru to north-western Argentina and northern Chile. Considered by some authors to be a distinct species, Puna Teal (Spatula puna).
versicolor (Vieillot, 1816) - Southern Bolivia to southern Brazil, and south to central Argentina.
fretensis (King, PP, 1831) - Central Chile and central Argentina south to Tierra del Fuego; Falkland Is.