Animal Vocal Communication and Behavior

A two-signal, two-receiver signalling system: Snake mobbing in the Arabian babbler

The paper investigates snake mobbing in Arabian babblers, showing that multimodal signals combine acoustic and visual components to balance social communication and predator deterrence.

Family identity is represented within vocal categories by the gerbil auditory cortex

The paper shows that gerbil auditory cortex can decode both vocalization categories and family identity from acoustic signals, despite acoustic variation.

Consistency and individual variation in common song types of an urban bird: a multi-population comparison over a decade

The study examines song-type consistency and individual variation in White-eared Ground-sparrows over 13 years across four populations, finding differences linked to urbanization and age.

Exploring rhythmic and melodic preferences in budgerigars: Individual and possible sex-related variation

This study investigates melodic and rhythmic preferences in budgerigars, finding possible sex-related differences in how they respond to auditory sequences.

The vocal repertoire of white-nosed coatis: structural features, temporal dynamics, and social variations

This study identifies 19 call types in white-nosed coatis, revealing structural, temporal, and social variations in their vocal repertoire.

Parental state dynamically reshapes auditory processing of offspring vocalizations in zebra finches

This study investigates how parental state influences auditory processing of offspring vocalizations in zebra finches using electrophysiological recordings.

Flexible neuronal participation within a reliable motor sequence

The paper shows that reliable motor sequences can maintain timing stability while allowing flexible neuronal participation in zebra finch songs.

Female song and breeding phenology of the Nilgiri Flycatcher (Eumyias albicaudatus) in the Shola Sky Islands

This study analyzes the vocal behavior and breeding phenology of Nilgiri Flycatchers using automated recording and detection, finding seasonal singing peaks and diurnal patterns.

Lark Sparrows have Ecogeographic Song Variation across North America

This study uses machine learning to analyze Lark Sparrow songs and finds that ecoregion and state explain variation in their songs.

Species-specific responses of diurnal birds to nocturnal conspecific song playback

This study investigates nocturnal vocal responses of diurnal birds to conspecific song playback, finding that three species respond vocally, suggesting nocturnal social communication functions.

Distributed hierarchical filters partition the Danionella vocal repertoire

The paper shows that vocal call categorization in Danionella is distributed across multiple brain regions rather than localized to a single area.

Song divergence and a gleaming white iris reveal four species in a widespread Neotropical understory bird (Clibanornis rubiginosus, Furnariidae)

The paper uses song analysis to identify four species within the Ruddy Foliage-gleaner complex, revealing paraphyly and taxonomic splits.

Chorus Synchrony as a Cue: Influence of Chorus Howl Synchrony from Unfamiliar Packs on Wolves' Behaviour

This study examines how wolf packs respond to synchronous vs. asynchronous chorus howls from unfamiliar packs, finding that synchronous howls led to greater spatial withdrawal, while asynchronous howls prompted more investigative behavior.

Singing and moving to the rhythm: song-entangled gestures in a vocal learning songbird

This paper shows that zebra finches produce rhythmic head gestures synchronized with their songs, providing a model for studying multimodal communication and rhythmic synchronization in vocal-learning species.

Social behaviours predict vocal turn-taking in common marmosets

The paper shows that social behaviors, not vocal features, predict vocal turn-taking in marmosets, highlighting multimodal coordination in primate communication.

The Evolutionary Structure of Acoustic Learnability: A Deep Learning Approach to Neotropical Birdsong

This paper develops a deep learning framework for Neotropical birdsong classification and analyzes factors affecting classification performance using phylogenetic models.

Global patterns and evolution of avian song complexity

The paper quantifies song complexity in 4,940 bird species and finds a latitudinal gradient linked to ecological and evolutionary factors rather than traditional explanations.

Voice Changes in Aging Birdsong: A Longitudinal Study in Adult Male Zebra Finches

This study longitudinally tracks voice changes in aging zebra finches, finding that fundamental frequency and intensity are most sensitive to aging, with pronounced changes during the young adult to middle age transition.

Norm-like vocal behavior in a nonhuman primate

This study shows marmosets adjust their vocalizations to match partners, indicating normative expectations in social communication.

Millisecond-scale, single-neuron credit assignment in a songbird

This study shows that the songbird brain can adjust individual neurons with millisecond precision using dopamine signals, challenging the idea that reinforcement learning is slow and imprecise.

Vocal biomarkers of aging and Parkinson's disease in a songbird

This study identifies vocal biomarkers of aging and Parkinson's disease in zebra finches using acoustic analysis of song, revealing distinct patterns in spectral and intensity features between aging and disease states.

Organization, Neuronal Composition, and Dynamics of Neuronal Ensembles in the Songbird Auditory Forebrain

This study identifies dynamic neuronal ensembles in the zebra finch NCM that adapt to song stimuli with high temporal precision and changing composition over time.

Production of mouse ultrasonic vocalizations and distress calls is associated with different patterns of Fos expression in the nucleus retroambiguus

The paper investigates Fos expression patterns in the nucleus retroambiguus during mouse ultrasonic vocalizations and distress calls, identifying distinct neuronal populations associated with each vocalization type.

Transcriptomic profiling reveals neurophysiological gene candidates underlying vocal evolution in African clawed frogs

The paper identifies differentially expressed genes in the parabrachial nucleus of two Xenopus frog species, linking them to vocal pattern differences.

Neural-vocal phase coupling reveals structured timing in birdsong production

In three singing canaries, sliding-window cross-correlation with surrogate testing shows HVC multi-unit activity and song envelope couple at a few preferred lags (positive, near-zero, negative), correlated or anticorrelated.

Similar Synaptic and Current Input Properties of Aromatase and Nonaromatase Neurons in the Zebra Finch Auditory Telencephalon

The paper compares synaptic and current input properties of aromatase and nonaromatase neurons in zebra finch auditory forebrain and finds no significant differences in their electrophysiological characteristics.

A subtype of ultrasonic vocalizations during highly palatable food consumption in rats identified by machine learning-assisted classification

The paper identifies a novel 40-kHz inverted-U ultrasonic vocalization subtype in rats during chocolate consumption using machine learning, showing it is opioid-modulated and linked to reward states.

Sex-specific functions of duetting in the Galapagos Yellow Warbler (Setophaga petechia aureola)

The paper examines the structure and functions of duets in Galapagos Yellow Warblers, finding that females predominantly initiate and coordinate call answers, while male replies are less frequent and less coordinated.

Molecular Characterization of Parabrachial Neurons in Xenopus laevis and Silurana tropicalis: Evolutionary Conservation and Sex-Specific Differences

The paper identifies molecularly similar fast trill neurons in clawed frogs with different vocal behaviors, suggesting evolutionary conservation and potential non-vocal functions.

What is encoded in a marmoset phee call? Food context beyond arousal and valence

This study shows marmoset phee calls encode external events like food context beyond emotional arousal and valence, even without an immediate stimulus.