Pheasants, Partridges and Grouse : Including Buttonquails, Sandgrouse and Allies
Phenological Synchrony and Bird Migration : Changing Climate and Seasonal Resources in North America
Photoperiodism, Melatonin and the Pineal
Physiology of Elasmobranch Fishes: Structure and Interaction with Environment
Placenta : Development, Function and Diseases
Plant-Parasitic Nematodes : A Pictorial Key to Genera
Population Cycles : The Case for Trophic Interactions
Prairie Ghost : Pronghorn and Human Interaction in Early America
Prevention of Bug Bites, Stings, and Disease