The Crested Oropendola is a blackbird that makes a pendulous nest. This bird lives in flocks in South American rain forests , grasslands , coastal areas, and marshes. The Crested Oropendola is a black bird with long, bright yellow tail feathers and a paler yellow bill. This bird is from 13 to 17 inches long.
Males are much larger than females.
The nest is placed high in trees for protection from predators.