Yellow-rumped Serin

A small and fairly dull brown finch-like bird. Male has an extensive black patch on the face which stretches from the crown down to the throat, while female has a bright orange bill. Both sexes are light brown above and dirty white below. Inhabits dry and open areas with sparse ground cover where it forages on the ground in small flocks.

Small, slim cuckooshrike in which males and females are strikingly different. Males are almost completely black with an odd pale patch at the base of the bill; some have a yellow shoulder Females are gray on the back and pale below, with heavy markings throughout. Partially migratory and found in a variety of woodland and savanna habitats. Quiet and unobtrusive. Often found in pairs. Call is an incredibly dry, high-pitched trill. Male separated from male Red-shouldered Cuckooshrike by its black or yellow rather than red shoulder. Females are very similar, but female Black Cuckooshrike has a mostly pale undertail and a greenish back.

Shy and inconspicuous flycatcher of lowland and foothill rainforest in western Colombia and northwestern Ecuador. Plumage is mostly olive with yellowish streaks on underparts, gray eyering, and brown patches in wings. Bill is very wide at the base, though this may not be evident when the bird is seen from the side. Similar to Fulvous-breasted Flatbill, but Pacific lacks tawny breast and is usually found at lower elevations. Also similar to Olivaceous Flatbill, but has brown (not yellow) in the wings. Typically found alone or in pairs at fairly low levels inside the forest, and sometimes joins mixed-species flocks.