Analogies of human speech and bird song: From vocal learning behavior to its neural basis

Y Zhang, L Zhou, J Zuo, S Wang, W Meng - Frontiers in Psychology, 2023 - frontiersin.org
Vocal learning is a complex acquired social behavior that has been found only in very few
animals. The process of animal vocal learning requires the participation of sensorimotor …

Supplementary motor area driving changes of structural brain network in blepharospasm

J Xu, Y Luo, K Peng, Y Guo, L Zhong, Y Liu, A Weng… - Brain, 2023 - academic.oup.com
Blepharospasm is traditionally thought to be a movement disorder that results from basal
ganglia dysfunction. Recently, accumulating morphometric studies have revealed structural …

Does Zipf's law of abbreviation shape birdsong?

RT Gilman, CD Durrant, L Malpas, RN Lewis - bioRxiv, 2023 - biorxiv.org
Zipf's law of abbreviation predicts that in human languages, words that are used more
frequently will be shorter than words that are used less frequently. This has been attributed …

Neural circuit-wide analysis of changes to gene expression during deafening-induced birdsong destabilization

BM Colquitt, K Li, F Green, R Veline, MS Brainard - Elife, 2023 - elifesciences.org
Sensory feedback is required for the stable execution of learned motor skills, and its loss can
severely disrupt motor performance. The neural mechanisms that mediate sensorimotor …

Androgen signaling in LMAN regulates song stereotypy in male canaries

BA Alward, J Balthazart, GF Ball - Hormones and Behavior, 2024 - Elsevier
During breeding when testosterone concentrations are high, male songbirds that are open-
ended vocal learners like canaries (Serinus canaria) tend to produce a stable, stereotyped …

Note similarities affect syntactic stability in zebra finches

JM Méndez, BG Cooper, F Goller - Journal of Comparative Physiology A, 2024 - Springer
The acquisition of an acoustic template is a fundamental component of vocal imitation
learning, which is used to refine innate vocalizations and develop a species-specific song. In …

Dynamic top-down biasing implements rapid adaptive changes to individual movements

LY Tian, TL Warren, WH Mehaffey, MS Brainard - Elife, 2023 - elifesciences.org
Complex behaviors depend on the coordinated activity of neural ensembles in
interconnected brain areas. The behavioral function of such coordination, often measured as …

Estradiol decreases the excitability of RA projection neurons in adult male zebra finches

Y Zhang, Y Sun, Y Wu, W Sun, K Zhang… - Frontiers in Cellular …, 2023 - frontiersin.org
Zebra finches are essential animal models for studying learned vocal signals. The robust
nucleus of the arcopallium (RA) plays an important role in regulating singing behavior. Our …

Partial inactivation of songbird auditory cortex impairs both tempo and pitch discrimination

G Kim, M Sánchez-Valpuesta, MH Kao - Molecular Brain, 2023 - Springer
Neuronal tuning for spectral and temporal features has been studied extensively in the
auditory system. In the auditory cortex, diverse combinations of spectral and temporal tuning …

Rôle du cervelet dans l'apprentissage du chant chez l'oiseau

R Ursu - 2022 - theses.hal.science
Le cervelet est important pour l'apprentissage sensorimoteur. Cette structure intervient dans
la correction en temps réel des erreurs du mouvement, la coordination et l'ajustement …