Neotropical

Breeding season length predicts duet coordination and consistency in Neotropical wrens (Troglodytidae)
Many animals produce coordinated signals, but few are more striking than the elaborate male–female vocal duets produced by some …
Emily L. Keenan, Karan J. Odom, Marcelo Araya-Salas, Kyle G. Horton, Matthew Strimas-Mackey, Megan A. Meatte, Nigel I. Mann, Peter J. B. Slater, J. Jordan Price, Christopher N. Templeton
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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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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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Spatial memory is as important as weapon and body size for territorial ownership in a lekking hummingbird
Advanced cognitive abilities have long been hypothesized to be important in mating. Yet, most work on sexual selection has focused on …
Marcelo Araya-Salas, Paulina Gonzalez-Gomez, Katarzyna Wojczulanis-Jakubas, Virgilio López, Virgilio López III, Timothy F. Wright
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To overlap or not to overlap: context-dependent coordinated singing in lekking long-billed hermits
When using signals to attract mates or defend resources, animals often overlap the voices of other in-dividuals in close proximity. In …
Marcelo Araya-Salas, Katarzyna Wojczulanis-Jakubas, Emily M Phillips, Daniel J Mennill, Timothy F Wright
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warbleR: An r package to streamline analysis of animal acoustic signals
Animal acoustic communication is one of the most fruitful research areas in behavioural and evolutionary biology. Work in this area …
Marcelo Araya-Salas, Grace Smith-Vidaurre
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Bills as daggers? A test for sexually dimorphic weapons in a lekking hummingbird
One way in which secondary sexual traits can influence differential reproductive success is by playing a key role in …
Alejandro Rico-Guevara, Marcelo Araya-Salas
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Bills as daggers? A test for sexually dimorphic weapons in a lekking hummingbird
Does vocal learning accelerate acoustic diversification? Evolution of contact calls in Neotropical parrots
Learning has been traditionally thought to accelerate the evolutionary change of behavioural traits. We evaluated the evolutionary rate …
A. Medina-García, Marcelo Araya-Salas, T. F. Wright
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