シラヒゲヤブシトド Atlapetes albofrenatus

A distinctive brushfinch with a limited range in north-central Colombia and western Venezuela. Olive above and yellow below with a mostly black head, a tawny crown, and a bold white mustache stripe. Occurs at the edge of montane forest from around 1,500 to 2,500 m. Usually seen in pairs or small flocks, foraging in the lower to middle levels.