Order PASSERIFORMES
Family FORMICARIIDAE
Gymnopithys leucaspis (Sclater)
Common name.—Bicolored antbird.
Natural prey.—Cockroaches, Panama Canal Zone (Johnson, 1954): This bird feeds on small cockroaches, and other arthropods, which are flushed from their hiding places by swarms of the army ant, Eciton burchelli.
Family ORIOLIDAE
Icterus portoricensis (Bryant)
Common name.—Puerto Rican oriole.
Natural prey.—Cockroaches, Puerto Rico (Wetmore, 1916): Cockroaches and oöthecae found in the birds' stomachs.
Family CORVIDAE