Blue-throated Motmot
Aspatha gularis
The blue-throated motmot is 25.5 to 28.0 cm (10.0 to 11.0 in) long and weighs 56.0 to 67.3 g (1.98 to 2.37 oz). It has a long, graduated, tail that in contrast to that of most other motmots does not have racquet tips. The side of the adult's head is ochre with a black "ear" spot. It is mostly green above and paler green below. The throat is blue with a black spot just below it. The juvenile is duller and the green of the back is washed with olive. Voice: The blue-throated motmot typically calls from a high exposed perch. It usually gives single "hoot" or "huuk" notes but sometimes strings them together as "hoodloodloodloodl..." .
ID text from Wikipedia, CC BY-SA 4.0

Keel-billed Motmot
Electron carinatum
The keel-billed motmot is 30.5 to 38 cm (12 to 15 in) long; one male weighed 65 g (2.3 oz). It is a smallish member of the motmot family. The sexes have the same plumage. Adults have a rufus forehead and a black "mask" with a turquoise-blue arc above it on an otherwise green face. Their upper parts are also green. Their chin is pale turquoise. Their underparts are mostly rufous in the northern part of their range becoming greenish to greenish cinnamon in the south. Their chest has a black spot. Their tail is green; its central pair of feathers are elongated and end in racquets. Voice: The keel-billed motmot's vocalizations are very similar to those of the broad-billed motmot. It makes "a loud, far-carrying, low-pitched, nasal 'cuaet cuaet cadack' or 'ohhng' ".
ID text from Wikipedia, CC BY-SA 4.0

Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Blue-throated Motmot and Keel-billed Motmot.