Behavioral ecology

Variación de la estructura del canto del Gorrión de Collar Rufo (Zonotrichia capensis) a lo largo de un gradiente urbano en el suroeste del Perú
Song plays a crucial role in bird ecology and behavior, and understanding the processes that alter the production and transmission of …
Rafael Montes-Rivas, Víctor Gamarra-Toledo, Evaristo López Tejeda, Marcelo Araya-Salas
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A machine learning approach for classifying and quantifying acoustic diversity
Assessing diversity of discretely varying behaviour is a classical ethological problem. In particular, the challenge of calculating an …
Sara C. Keen, Karan J. Odom, Michael S. Webster, Gregory M. Kohn, Timothy F. Wright, Marcelo Araya-Salas
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Anthropogenic noise affects female, not male house wren response to change in signaling network
Vocal signals mediate social relationships, and among networks of territorial animals, information is often shared via broadcast …
Erin E. Grabarczyk, Marcelo Araya-Salas, Maarten J. Vonhof, Sharon A. Gill
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Ontogeny of an interactive call-and-response system in Spix’s disc-winged bats
We investigated the ontogenetic changes of two call types, the inquiry call and the response call, whichcomprise an interactive …
Marcelo Araya-Salas, Andres Hernández-Pinsón, Nazareth Rojas Rojas, Gloriana Chaverri
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Individual signatures outweigh social group identity in contact calls of a communally nesting parrot
Despite longstanding interest in the evolutionary origins and maintenance of vocal learning, we know relatively little about how social …
Grace Smith-Vidaurre, Marcelo Araya-Salas, Timothy F Wright
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Parental coordination of chick provisioning in a planktivorous Arctic seabird under divergent conditions on foraging grounds
An increasing number of studies report coordinated chick provisioning by avian parents. Although the pattern of parental coordination …
Antoine Grissot, Marcelo Araya-Salas, Dariusz Jakubas, Dorota Kidawa, Rafał Boehnke, Katarzyna Błachowiak-Samołyk, Katarzyna Wojczulanis-Jakubas
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Perspectives on the Study of Field Hummingbird Cognition in the Neotropics
Cognitive abilities are pivotal to the performance of traits that are closely related to fitness. However, the selective regimes …
Paulina L. Gonzalez-Gomez, Marcelo Araya-Salas
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Social group signatures in hummingbird displays provide evidence of co-occurrence of vocal and visual learning
Vocal learning, in which animals modify their vocalizations based on social experience, has evolved in several lineages of mammals and …
Marcelo Araya-Salas, Grace Smith-Vidaurre, Daniel J Mennill, James Cahill, Paulina L. Gonzalez-Gomez, Timothy F Wright
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Early development of vocal interaction rules in a duetting songbird
Exchange of vocal signals is an important aspect of animal communication. Although birdsong is the premier model for understanding …
Karla D Rivera-cáceres, Esmeralda Quirós-guerrero, Marcelo Araya-Salas, Christopher N Templeton, William A Searcy
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Seabird parents provision their chick in a coordinated manner
Pair collaborative behavior may play an important role in avian reproduction. However, evidence for this mainly comes from certain …
Katarzyna Wojczulanis-Jakubas, Marcelo Araya-Salas, Dariusz Jakubas
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