Buff-fronted Owl (Aegolius harrisii) [XC587592]
by Fabrice Schmitt from Urcuqui, San Miguel de Urcuqui, Imbabura, Ecuador (song)
Buff-fronted Owl (Aegolius harrisii) [XC593905]
by Peter de Rouw from Reserva Jorupe, near entrance, Macara, Loja, Ecuador (song)
Subspecies
Subspecies iheringi perhaps specifically distinct. Population of Cerro Neblina (southern Venezuela), known only from two specimens collected in 1985, has not been subspecifically determined.
The following 3 subspecies are recognised:
harrisii (Cassin, 1849) - Andes from north-western Venezuela south to north-central Peru.
iheringi (Sharpe, 1899) - Eastern Bolivia, Paraguay, central and eastern Brazil (Ceará to Rio Grande do Sul), south to north-eastern Argentina and north-eastern Uruguay.
dabbenei Olrog, 1979 - North-western Argentina (Tucumán, Salta and Jujuy). Also (possibly this race) western Bolivia.