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Contents

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Breeding Performance of Laysan Albatrosses Phoebastria Immutabilis in a Foster Parent Program
L. C. Young, E. A. Vanderwerf, C. Granholm, H. Osterlund, K. Steutermann, and T. Savre

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Red-billed Tropicbird Phaethon Aethereus Occurrence Patterns in the State of Veracruz, Gulf of Mexico: Possible Causes and Implications
E. Velarde, J. L. Iturriaga, C. Meiners, L. Jiménez, H. Perales, R. Sanay, M. L. Lozano, H. A. Cabrera-valenzuela, and C. Anaya-cruz

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Ashmole's Halo as the Outcome of a Predator-prey Game
L. Hemerik, M. Van, and R. Ydenberg

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Changes in Abundance and Distribution of Humboldt Penguin Spheniscus Humboldti
J. A. Vianna, M. Cortes, B. Ramos, N. Sallaberry-pincheira, D. González-acuña, G. P.M. Dantas, J. Morgante, A. Simeone, and G. Luna-jorquera

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First Assessment of Migratory Tern Numbers in Paraíba State, Brazil
T. A.L. Cardoso, M. M.L. Cardoso, and D. Zeppelini

Review