Andean Coot
Fulica ardesiaca
The Andean coot is 40 to 43 cm (16 to 17 in) long. It has two color morphs that are present in both subspecies. Both morphs are mostly slaty gray that is blacker on the head and neck. Their secondaries usually have white tips. One morph has a chrome yellow bill that is paler yellow and sometimes green on the tip, a deep chesnut frontal shield, and green legs and feet. The other has a white bill, a white to orange-yellow frontal shield, and slaty legs and feet. Voice: The Andean coot's usual call is "a low 'churr' or harder 'hrrp'" that is often repeated. Females make a "low chitter".
ID text from Wikipedia, CC BY-SA 4.0
Spot-flanked Gallinule
Porphyriops melanops
The spot-flanked gallinule weighs between 154 and 225 grams, with an average length of 28 cm, often described as a small waterfowl-like bird. Its head, chin, neck and breast feathers are a slate gray, contrasting with the black forehead and crown, extending to the top of the nape. Its covert feathers are a brown, cocoa-like, color while primary feathers tend to have a slight color contrast and are a darker shade of brown. As the name suggests, the flanks of this species is brown with white mottling with its rump a mix of the same shades of brown and white. Voice: The spot-flanked gallinule can produce a variety of sounds at different pitches which often differs depending on locale, sounding as if it is cackling, making a ke-ke-ke-ke like sound. Its alternative call is quick clicking sound. Its song includes the high pitched ke-ke-ke-ke cackling sound along with a low pitch whooping sound.
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: Andean Coot and Spot-flanked Gallinule.