Pitangus sulphuratus with crest display (Great Kiskadee / Bichofué gritón)
Male kiskadees display their brightly colored crest for the females. They come very close to a female and start to flaps it wings, making lovely songs and raising its brightly colored crest.
The Great Kiskadee is a large and strikingly colored flycatcher that inhabits much of Central and South America. Great Kiskadees reside in a variety of habitats from forest edges to grasslands to busy residential areas. These birds can often been seen hawking insects from an open perch or dropping to the ground feeding on insects and small reptiles.
Source: Neotropical Birds Online: neotropical.birds.cornell.edu/portal/species/overview?p_p...