Results 41 to 50 of about 3,766,337 (204)

A comparative study of the function of heterospecific vocal mimicry in European passerines [PDF]

open access: yes, 2007
Although heterospecific vocal imitation is well documented in passerines, the evolutionary correlates of this phenomenon are poorly known. Here, we studied interspecific variation in vocal mimicry in a comparative study of 241 European songbirds.
Eens, Marcel   +9 more
core   +1 more source

Vocal repertoire and group-specific signature in the Smooth-billed Ani, Crotophaga ani Linnaeus, 1758 (Cuculiformes, Aves)

open access: yesPapéis Avulsos de Zoologia, 2021
Vocal plasticity reflects the ability of animals to vary vocalizations according to context (vocal repertoire) as well as to develop vocal convergence (vocal group signature) in the interaction of members in social groups.
Ronan de Azevedo Monteiro   +2 more
doaj   +1 more source

Quality prevails over identity in the sexually selected vocalisations of an ageing mammal [PDF]

open access: yes, 2010
BACKGROUND: Male sexually selected vocalisations generally contain both individuality and quality cues that are crucial in intra- as well as inter-sexual communication. As individuality is a fixed feature whereas male phenotypic quality changes with age,
Briefer, E   +14 more
core   +1 more source

Vocal communication in bonobos (Pan paniscus) : studies in the contexts of feeding and sex [PDF]

open access: yes, 2011
Despite having being discovered nearly 80 years ago, bonobos (Pan paniscus) are still one of the least well understood of the great apes, largely remaining in the shadow of their better known cousins, the chimpanzees (Pan troglodytes). This is especially
Clay, Zanna
core   +1 more source

A Brain for Speech. Evolutionary Continuity in Primate and Human Auditory-Vocal Processing

open access: yesFrontiers in Neuroscience, 2018
In this review article, I propose a continuous evolution from the auditory-vocal apparatus and its mechanisms of neural control in non-human primates, to the peripheral organs and the neural control of human speech.
Francisco Aboitiz
doaj   +1 more source

Vocal Communication: Decoding Sexy Songs [PDF]

open access: yesCurrent Biology, 2018
Male birds communicate sexual motivation via song performance, and receiving females might eventually respond to such 'ornaments'. A new study now shows that female zebra finches have a specialized higher order sensory (forebrain) region that preferably responds to the males' mating songs.
openaire   +3 more sources

How can a multimodal approach to primate communication help us understand the evolution of communication? [PDF]

open access: yes, 2013
Scientists studying the communication of non-human animals are often aiming to better understand the evolution of human communication, including human language.
Waller, B.   +12 more
core   +1 more source

Frontal cortex activity during the production of diverse social communication calls in marmoset monkeys

open access: yesNature Communications, 2023
Vocal communication is essential for social behaviors in humans and non-human primates. While the frontal cortex is crucial to human speech production, its role in vocal production in non-human primates has long been questioned.
Lingyun Zhao, Xiaoqin Wang
doaj   +1 more source

Relations between depressed mood and vocal parameters before, during and after sleep deprivation: a circadian rhythm study [PDF]

open access: yes, 1990
The mechanism underlying improvement after total sleep deprivation (TSD) was studied in 14 major depressed patients. The suggestions that (1) circadian processes and/or (2) dimensions of arousal may play a role in the response to TSD were investigated ...
BEERSMA, DGM   +7 more
core   +1 more source

Avian acoustic communication: Understanding of peripheral and central neural systems with ecological adaptations

open access: yesAvian Research
Avian vocal communication represents one of the most intricate forms of animal language, playing a critical role in behavioral interactions. Both peripheral and central auditory-vocal pathways are essential for precisely integrating acoustic signals ...
Xuan Peng   +3 more
doaj   +1 more source

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