Spotted Tody-Flycatcher
Todirostrum maculatum
The spotted tody-flycatcher is 8.9 to 10.2 cm (3.5 to 4.0 in) long and weighs 6.4 to 8.3 g (0.23 to 0.29 oz). The sexes have the same plumage. Adults of the nominate subspecies T. m. maculatum have a mostly gray head with a small white spot above the lores and some black and white streaks on the crown. Their back, rump, and uppertail coverts are olive. Their wings are brownish black with yellow edges on the flight feathers and yellowish edges and tips on the coverts; the last sometimes show as pale wing bars.
ID text from Wikipedia, CC BY-SA 4.0

Suiriri Flycatcher
Suiriri suiriri
The suiriri flycatcher is 15 to 16 cm (5.9 to 6.3 in) long. The nominate subspecies weighs 11.5 to 16 g (0.41 to 0.56 oz) and subspecies S. s. burmeisteri 18.5 to 21 g (0.65 to 0.74 oz). It is a medium-sized flycatcher. The sexes have the same plumage. Adults of the nominate subspecies have a gray crown and nape. They have a white spot behind the lores and a short white supercilium on an otherwise whitish face. Their upperparts are gray. Their wings are a darker gray with paler outer edges and tips on the flight feathers. Voice: The vocalizations of the nominate and bahiae subspecies are not well documented but appear to be essentially the same. Their most common call is "a single nasal 'rowl' or 'jyow' ". Subspecies S. s. burmeisteri pairs sing in duet. Males sing "a series of sneezy 'pi-chew' notes, variable in length, typically begins with several squeaky notes and ends with several monosyllabic 'chew' notes".
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
Learn this pair in the BeakBrain App
Photo and call practice. Coming soon to iPhone and Android.
Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Spotted Tody-Flycatcher and Suiriri Flycatcher.