PETREL n.
Any one of numerous species of longwinged sea birds belonging to the family Procellaridæ. The small petrels, or Mother Carey's chickens, belong to Oceanites, Oceanodroma, Procellaria, and several allied genera. Diving petrel, any bird of the genus Pelecanoides. They chiefly inhabit the southern hemisphere. -- Fulmar p…
PHENOLOGY n.
ions between climate and periodic biological phenomena, as the migrations and breeding of birds, the flowering and fruiting of plants, etc. -- Phe`no*log"ic*al (#), a. -- Phe`no*log"ic*al*ly, adv. -- Phe*nol"o*gist (#), n.
PICARIAE n.
An extensive division of birds which includes the woodpeckers, toucans, trogons, hornbills, kingfishers, motmots, rollers, and goatsuckers. By some writers it is made to include also the cuckoos, swifts, and humming birds.