Anatomy: 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.

Diet: Oropendola are omnivores, eating tiny animals (like insects) and plant material (seeds, fruit, nectar, etc.).

Reproduction and Nests: The Oropendola makes a long, pendulous nest made from palm frond fibers; the nests are from 3 to 6 feet (1 to 2 m) long. The nest is placed high in trees for protection from predators.

Classification: Phylum Chordata, Class Aves (birds), Order Passeriformes (songbirds), Family Icteridae (blackbirds, orioles, etc.), Genus Psarocolius, Species P. decumanaus.