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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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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An RFID based smart feeder for hummingbirds
We present an interdisciplinary effort to record feeding behaviors and control the diet of a hummingbird species (Phaethornis …
Vicente Ibarra, Marcelo Araya-Salas, Yu-ping Ping Tang, Charlie Park, Anthony Hyde, T. F. Timothy F. Wright, Wei Tang
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Open-ended song learning in a hummingbird
Vocal learning in birds is typically restricted to a sensitive period early in life, with the few exceptions reported in songbirds and …
Marcelo Araya-Salas, T. Wright
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Variación geográfica y posibles mecanismos de evolución cultural en Microcerculus philomela
Investigué la variación del canto en una escala microgeográfica en Microcerculus philomela. Esta ave tiene un repertorio de canto único …
Marcelo Araya-Salas
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