White-headed marsh tyrant (male). Insectivore

Wattled jacana. They have very big feet (see another picture further down) that allow them to walk on floating vegetation. The male incubate, and the females are polyandrous. The white parts of their wings (next picture) is not visible when they are not flying.

Same

Southern screamer. Vegetarian and monogamous. Loud scream as the name suggests :)

Southern lapwing. Note the crest !

Scimitar-billed woodcreeper