Animal behavior

Neotropical wrens learn new duet rules as adults
Although song development in songbirds has been much studied as an analogue of language development in humans, the development of vocal …
K. D. Rivera-Cáceres, E. Quirós-Guerrero, Marcelo Araya-Salas, W. A. Searcy
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How acoustic signals scale with individual body size: common trends across diverse taxa
We use allometric analysis to explore how acoustic signals scale on individual body size and to test hypotheses about the factors …
R. L. Rodriguez, Marcelo Araya-Salas, D. a. Gray, M. S. Reichert, L. B. Symes, M. R. Wilkins, R. J. Safran, G. Hobel
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Does environmental heterogeneity promote cognitive abilities?
In the context of global change the possible loss of biodiversity has been identified as a major concern. Biodiversity could be …
P. L. González-Gómez, P. Razeto-Barry, Marcelo Araya-Salas, C. F. Estades
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Open-ended song learning in a hummingbird
Vocal learning in birds is typically restricted to a sensitive period early inlife, with the few exceptions reported in songbirds and …
Marcelo Araya-Salas, T. Wright
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Is birdsong music?
The nightingale, the lark ascending; the cuckoo, the dawn chorus; since ancient times man has found beauty in birdsong. It appeals to …
Marcelo Araya-Salas
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Is birdsong music? Evaluating harmonic intervals in songs of a Neotropical songbird
Signals in animal communication are commonly judged as aesthetically appealing by human standards. This is particularly common for …
Marcelo Araya-Salas
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