Evolution of neural circuitry and cognition

MS Farnworth, SH Montgomery - Biology Letters, 2024 - royalsocietypublishing.org
Neural circuits govern the interface between the external environment, internal cues and
outwardly directed behaviours. To process multiple environmental stimuli and integrate …

Adaptive expansion of ERVK solo-LTRs is associated with Passeriformes speciation events

G Chen, D Yu, Y Yang, X Li, X Wang, D Sun… - Nature …, 2024 - nature.com
Endogenous retroviruses (ERVs) are ancient retroviral remnants integrated in host
genomes, and commonly deleted through unequal homologous recombination, leaving …

A genomic basis of vocal rhythm in birds

M Sebastianelli, SM Lukhele, S Secomandi… - Nature …, 2024 - nature.com
Vocal rhythm plays a fundamental role in sexual selection and species recognition in birds,
but little is known of its genetic basis due to the confounding effect of vocal learning in model …

Vocal learning–associated convergent evolution in mammalian proteins and regulatory elements

ME Wirthlin, TA Schmid, JE Elie, X Zhang, A Kowalczyk… - Science, 2024 - science.org
Vocal production learning (“vocal learning”) is a convergently evolved trait in vertebrates. To
identify brain genomic elements associated with mammalian vocal learning, we integrated …

Peripheral inflammation-induced changes in songbird brain gene expression: 3'mRNA transcriptomic approach

NK Veetil, HC de Oliveira, M Gomez-Samblas… - Developmental & …, 2024 - Elsevier
Species-specific neural inflammation can be induced by profound immune signalling from
periphery to brain. Recent advances in transcriptomics offer cost-effective approaches to …

The partial upward migration of the laryngeal motor cortex: A window to the human brain evolution

A Taheri - Brain Research, 2024 - Elsevier
The pioneer cortical electrical stimulation studies of the last century did not explicitly mark
the location of the human laryngeal motor cortex (LMC), but only the “vocalization area” in …

Hemispheric dominance in HVC is experience-dependent in juvenile male zebra finches

SY Frank, JL Hunt, AJ Bae, N Chirathivat, S Lotfi… - Scientific Reports, 2024 - nature.com
Juvenile male zebra finches (Taeniopygia guttata) must be exposed to an adult tutor during
a sensitive period to develop normal adult song. The pre-motor nucleus HVC (acronym used …

Differences in vocal brain areas and astrocytes between the house wren and the rufous-tailed hummingbird

C López-Murillo, S Hinestroza-Morales… - Frontiers in …, 2024 - frontiersin.org
The house wren shows complex song, and the rufous-tailed hummingbird has a simple
song. The location of vocal brain areas supports the song's complexity; however, these still …

A predisposed motor bias shapes individuality in vocal learning

N Toji, A Sawai, H Wang, Y Ji… - Proceedings of the …, 2024 - National Acad Sciences
The development of individuality during learned behavior is a common trait observed across
animal species; however, the underlying biological mechanisms remain understood. Similar …

Functional neurogenomic responses to acoustic threats, including a heterospecific referential alarm call and its referent, in the auditory forebrain of red-winged …

ND Antonson, JK Enos, SL Lawson, FMK Uy, SA Gill… - Scientific reports, 2024 - nature.com
In animal communication, functionally referential alarm calls elicit the same behavioral
responses as their referents, despite their typically distinct bioacoustic traits. Yet the auditory …