Nesting Behavior, Provisioning Rates, and Parental Roles of Ferruginous Hawks in New Mexico

Banding Reveals Potential Northward Migration of Cooper's Hawks from Southern California

Factors Affecting Breeding-Site Selection of Northern Goshawks at Two Spatial Scales in Urbanized Areas

Seasonal Movements of Female Snowy Owls Breeding in the Western North American Arctic

Juvenile Dispersal of Harpy Eagles (Harpia harpyja) in Ecuador

Aggregations and Dietary Changes of Short-toed Snake-Eagles: A New Phenomenon Associated with Modern Agriculture

What Does the Swainson's Hawk Migration Phenology Tell us about its Migration Ecology?

Commentary: Research Recommendations for Understanding the Decline of American Kestrels (Falco sparverius) Across Much of North America

Field Measurements of Gastrointestinal pH of New World Vultures in Guyana

Nest Occupancy and Reproductive Success of a Subspecies of the Peregrine Falcon, the Black Shaheen (Falco peregrinus peregrinator), in Western India

Siblicide, Parental Infanticide, and Cannibalism at a Northern Goshawk Nest

Repeated Observations of Northern Goshawks Foraging as Terrestrial Predators

Unusual Timing of Alternative Nest Building by an Urban Cooper's Hawk (Accipiter cooperii)

Observations of Intraguild Nest Predation Involving Three Species of Raptors in Argentina

Unusual Concentration of Black-chested Buzzard-Eagles in Central Argentina

Raptors of Mexico and Central America

In Memoriam: Richard W. Fyfe, 1932–2017

Information for Contributors

Index to Volume 51