_Common name._--Porto Rican tody. _Natural prey._--_Plectoptera poeyi?_, Puerto Rico (Wetmore, 1916): The stomachs of 89 birds were examined; a single bird had eaten the above cockroach. According to Wolcott (1950) _P. poeyi_ could be _Plectoptera dorsalis_, _P. rhabdota_, or _P. infulata_. Family BUCEROTIDAE =Tockus birostris= (Scopoli) _Synonymy._--_Lophocerus birostris_ [Dr. H. Friedmann, personal communication, 1957]. _Common name._--Common gray hornbill. _Natural prey._--Cockroaches, India, Central Provinces (D'Abreu, 1920). Order PICIFORMES Family PICIDAE =Dendrocopus mahrattensis= (Latham) _Synonymy._--_Liopicus mahrattensis_ [Friedmann, p. c. 1957]. _Common name._--Yellow-fronted pied woodpecker. _Natural prey._--Cockroaches, India, Central Provinces (D'Abreu, 1920). =Melanerpes portoricensis= (Daudin) _Common name._--Puerto Rican woodpecker. _Natural prey._--_Pycnoscelus surinamensis_, Puerto Rico (Wetmore, 1916): One specimen found in 59 bird stomachs examined. 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 =Aphelocoma coerulesens= (Bosc) _Common name._--Florida jay. _Experimental prey._--_Pycnoscelus surinamensis_, U.S.A., Florida (Sanders, 1928). =Cyanocitta cristata= (Linnaeus) _Common name._--Blue jay. _Experimental prey._--_Diploptera punctata_, U.S.A. (Eisner, 1958). _Eurycotis floridana_, _Neostylopyga rhombifolia_, and _Periplaneta americana_, U.S.A. (Eisner, personal communication, 1958): _E. floridana_ was only eaten after the odor of 2-hexenal, which was released by the insect on being attacked by the bird, had dissipated. Family PARADISEIDAE =Paradisea papuana= Bechstein _Experimental prey._--Cockroaches, Malaya and on shipboard (Wallace, 1869): Two adult males fed voraciously on rice, bananas, and cockroaches. Wallace collected cockroaches every night on board ship to feed the birds. "At Malta ... I got plenty of cockroaches from a bakehouse, and when I left, took with me several biscuit-tins full, as provision for the voyage home." Family TROGLODYTIDAE =Troglodytes aedon= Vieillot _Common name._--House wren. _Natural prey._--Cockroaches, U.S.A. (Greenewalt and Jones, 1955): The wren carried three small cockroaches to nestlings; the records probably represent incidental captures. =Troglodytes audax= Tschudi _Common name._--Cucarachero.