PANDIONIDAE (Osprey)
PANDIONIDAE (Águila Pescadora)
Pandionidae - Ospreys
Microscopic Analysis of the Plumulaceous Feather Characteristics of Cathartiformes and Accipitriformes in North America
OSPREY Pandionida
The Birds of North and Middle America. A Descriptive Catalog of the Higher Groups, Genera, Species, and Subspecies of Birds Known to Occur in North America, from the Arctic Lands to the Isthmus of Panama, the West Indies and Other Islands of the Caribbean Sea, and the Galapagos Archipelago. Robert Ridgway , Herbert Friedmann
Accipitriformes Sensory Systems
Studies of Raptor Populations: Contributions to Theory and Conservation