Digital Commons Network^™

Changes With Time In The Songs Of A Population Of Chaffinches, S. A. Ince, F. J. B. Slater, C. Weissmann Aug 1980

Seasonal Aspects Of The Predatory Behavior Of Loggerhead Shrikes, Michael L. Morrison Aug 1980

Identification And Status Of Wood Pewees (Contopus) From The Great Plains: What Are Sibling Species?, James D. Rising, Frederick W. Schueler Aug 1980

News And Notes, The Condor Aug 1980

The Bulletin Board, The Condor Aug 1980

Mixed Flocks, Accipiters, And Antipredator Behavior, Philip Gaddis Aug 1980

Birds Feeding On Herring Eggs At The Yaquina Estuary, Oregon, Range D. Bayer May 1980

Midwinter Breeding By Some Birds In The High Andes Of Southern Peru, R. A. Hughes May 1980

Recent Publications, The Condor May 1980

Evolution Of Promiscuity In The Brown-Headed Cowbird, Phillip F. Elliott May 1980

Breeding Ecology Of The Little Blue Heron On The West Coast Of Florida, James A. Rodgers Jr. May 1980

Survival Of Herring Gull And Domestic Chicken Embryos After Simulated Flooding, Lawrence D. Ward, Joanna Burger May 1980

Food Sampling Biases Associated With The "Ligature Method", Ellen J. Johnson, Louis B. Best, Patricia A. Heagy May 1980

Destruction Of Nests By The Short-Billed Marsh Wren, Jaroslav Picman, Anna K. Picman May 1980

Nitrogen Excretion By Turkey Vultures, F. M. Mcnabb, Roger Mcnabb, Irvine D. Prather, Richard N. Conner, Curtis S. Adkisson May 1980

Factors Affecting Nesting Success In Riparian Bird Communities, Louis B. Best, Dean F. Stauffer May 1980

Winter Breeding In Emperor Penguins: A Consequence Of The Summer Heat?, Berry Pinshow, W. R. Welch May 1980

Feeding Ecology Of Hummingbirds In The Highlands Of The Chisos Mountains, Texas, Joseph F. Kuban, Robert L. Neill May 1980

A Numerical Approach To The Analysis Of Solitary Vireo Songs, Steven Martindale May 1980

Commentary, The Condor May 1980

Food Habits Of The Bald Eagle In North-Central Florida, Linda C. Mcewan, David H. Hirth May 1980

Diets Of Young Lapland Longspurs In Arctic And Subarctic Alaska, T. R. Seastedt May 1980

How Nutcrackers Find Their Seed Stores, Diana F. Tomback Feb 1980

Arils As Food Of Tropical American Birds, Alexander F. Skutch, John W. Fitzpatrick Feb 1980

Recent Publications, The Condor Feb 1980

News And Notes, The Condor Feb 1980

Conductance, Pore Geometry, And Water Loss Of Eggs Of Cassin's Auklet, T. Roudybush, L. Hoffman, H. Rahn Feb 1980

A Necropsy Procedure For Sampling Disease In Wild Birds, Charles Van Riper Iii, Sandra G. Riper Feb 1980

Organochlorine Pollutants, Nest-Defense Behavior And Reproductive Success In Merlins, Glen A. Fox, Tom Donald Feb 1980

Possible Competition Between Seaside Cinclodes (Cinclodes Nigrofumosus) And Ruddy Turnstones (Arenaria Interpres), Natasha Atkins Feb 1980