Cotinga Online 33
Is the population of Floreana Mockingbird Mimus trifasciatus declining?
Gustavo Jiménez-Uzcátegui, Washington Llerena, W. Bryan Milstead, Edison E. Lomas and David A. Wiedenfeld
Cotinga 33 online (2011) 1-7
The birds of Reserva Ecológica Guapiaçu (REGUA), Rod de Janeiro, Brazil
Leonardo Pimentel and Fábio Olmos
Cotinga 33 online (2011) 8-24
First notes on the courtship behaviour of Black-throated Tody-tyrant Hemitriccus granadensis
Esteban Botero- Delgadillo and Niels Krabbe
Cotinga 33 online (2011) 25-26
Birgit Fessi, Michael Dvorak, F. Hernan Vargas and H. Glyn Young
Cotinga 33 online (2011) 27-33
Foothill avifauna of the upper Urubamba Valley, dpto. Cusco, Peru
Mark B. Robbins, David Geale, Barry Walker, Tristan J. Davis, Mariela Combe, Muir D. Eaton and Kyle P. Kennedy
Cotinga 33 online (2011) 34-45
Vocalisations and juvenile plumage of Azure-rumped Tanager Tangara cabanisi
Knut Eisermann, Gerado López, Jason Berry, Josué de León Lux and Andy Burge
Cotinga 33 online (2011) 46-49
Luis Sandoval and Wayne j. Arendt
Cotinga 33 online (2011) 50-57
La Golondrina Tijerita Hirundo rustica sigue expandiendo su area de nidificación en Argentina
Fabrico Miguel Idoeta, Miguel Angel Roda y Ignacio Roesler
Cotinga 33 online (2011) 58-60
Primer registro de la Golondrina de las Cavernas Pterochelidon fulva para Venezuela y Sur América
Fidel Escola, Rosanna Calchi, Cheyla Hernádez y Clark Casler
Cotinga 33 online (2011) 61-62
Notes on the breeding of Yellow-crowned Night Heron Nyctanassa vilacea in southern Brazil
Diamas Gianuca, Joaquim O. Branco and Carolus M. Vooren
Cotinga 33 online (2011) 63-72
First record of Brown Noddy Anous stolidus for the South American Pacific coast
Carlos Camacho and Santiago Torres
Cotinga 33 online (2011) 73-75
Short notes
Juan Chablé-Santos, Celia Sélem-Salas y Silvia Hernández-Betancourt
Cotinga 33 online (2011) 76-77
La Tangara Aliamarilla Thraupis abbas en Costa Rica, historia y dos nuevos registros
Andrés Zuñiga y Luis Sandoval
Cotinga 33 online (2011) 78-79
Deadly intra-specific aggression in Collared Aracari Pteroglossus torquatus
Jeffrey D. Ritterson and Adam C. Stein
Cotinga 33 online (2011) 80
First record of Blue Grosbeak Passerina caerulea in western Ecuador
Dušan M. Brinkhuizen, Daniel López Velasco, Joan Ferrer Obiol, Guillermo Rodríguez, José Ardaiz Ganuza and Luke Seitz
Cotinga 33 online (2011) 81
The nest and eggs of Blue-and-black Tanager Tangara vassorii
Harold F. Greeney, Jose Simbaña and Rudy A. Gelis
Cotinga 33 online (2011) 82
The nest and eggs of Yellowthroated Bush Tanager Chlorospingus flavigularis
Harold F. Greeney, Bryan Suson, Rudy A. Gelis, Ben Freeman and Eliot T. Miller
Cotinga 33 online (2011) 83-84
First photographs of Black Tinamou Tinamus osgoodi in Ecuador with notes on subspecific identity and occurrence
Dušan M. Brinkhuizen and María Lorena Córdova Saeteros
Cotinga 33 online (2011) 85-86
Eveling Tavera Fernández
Cotinga 33 online (2011) 87-88
Thiago Vernaschi Vieira da Costa and Claudeir Ferreira Vargas
Cotinga 33 online (2011) 89-90
Túlio Dornas, Gabriel Augusto, Leite, Renato Torres Pinheiro e Marco Aurélio Crozariol
Cotinga 33 online (2011) 91-93
First records of Blue-billed Black Tyrant Knipolegus cyanirostris for Goiás, Brazil
Iubatã Paula de Faria, Sandro Barata Berg, Tarcísio Lyra dos Santos Abreu, Ana Paula Diniz Nakamura and Pedro Diniz
Cotinga 33 online (2011) 94-95
New specimens extend the range of Serra Antwren Formicivora serrana
Henrique Batalha Filho, Fábio Raposo do Amaral and Daniel Honorato Firme
Cotinga 33 online (2011) 96-97
First documented record of Veery Catharus fuscescens in southern Brazil
Nicholas Kaminski
Cotinga 33 online (2011) 98
El Mirasol Grande Botaurus pinnatus en el sur de la provincia de Buenos Aires
Daniel Mac-Lean y Cintia Eleonora Celsi
Cotinga 33 online (2011) 99-100
