The economics of brain size evolution in vertebrates

SA Heldstab, K Isler, SM Graber, C Schuppli… - Current Biology, 2022‏ - cell.com
Across the animal kingdom, we see remarkable variation in brain size. This variation has
even increased over evolutionary time. Traditionally, studies aiming to explain brain size …

The impacts of heat stress on animal cognition: Implications for adaptation to a changing climate

C Soravia, BJ Ashton, A Thornton… - Wiley Interdisciplinary …, 2021‏ - Wiley Online Library
With global surface air temperature rising rapidly, extensive research effort has been
dedicated to assessing the consequences of this change for wildlife. While impacts on the …

Cognition contra camouflage: How the brain mediates predator-driven crypsis evolution

WB Liao, Y Jiang, DY Li, L **, MJ Zhong, Y Qi… - Science …, 2022‏ - science.org
While crypsis is a prominent antipredator adaptation, the role of the brain in predator-driven
evolution remains controversial. Resolving this controversy requires contextualizing the …

Coevolution of relative brain size and life expectancy in parrots

SQ Smeele, DA Conde, A Baudisch… - … of the Royal …, 2022‏ - royalsocietypublishing.org
Previous studies have demonstrated a correlation between longevity and brain size in a
variety of taxa. Little research has been devoted to understanding this link in parrots; yet …

Long life evolves in large-brained bird lineages

D Jiménez-Ortega, N Kolm, S Immler, AA Maklakov… - …, 2020‏ - academic.oup.com
The brain is an energetically costly organ that consumes a disproportionate amount of
resources. Species with larger brains relative to their body size have slower life histories …

Novel neuroanatomical integration and scaling define avian brain shape evolution and development

A Watanabe, AM Balanoff, PM Gignac, MEL Gold… - Elife, 2021‏ - elifesciences.org
How do large and unique brains evolve? Historically, comparative neuroanatomical studies
have attributed the evolutionary genesis of highly encephalized brains to deviations along …

Extended parental provisioning and variation in vertebrate brain sizes

CP van Schaik, Z Song, C Schuppli, SM Drobniak… - PLoS …, 2023‏ - journals.plos.org
Large brains provide adaptive cognitive benefits but require unusually high, near-constant
energy inputs and become fully functional well after their growth is completed …

Global gaps in age data based on skeletochronology for amphibians

Z Peng, L Zhang, X Lu - Integrative Zoology, 2022‏ - Wiley Online Library
Individual age and population age composition are the major concerns of ecologists,
evolutionary biologists and conservation biologists. In amphibians, skeletochronology …

Parental provisioning drives brain size in birds

M Griesser, SM Drobniak, SM Graber… - Proceedings of the …, 2023‏ - pnas.org
Large brains support numerous cognitive adaptations and therefore may appear to be highly
beneficial. Nonetheless, the high energetic costs of brain tissue may have prevented the …

Hibernation constrains brain size evolution in mammals

SA Heldstab, K Isler… - Journal of evolutionary …, 2018‏ - academic.oup.com
The expensive brain hypothesis predicts that the lowest stable level of steady energy input
acts as a strong constraint on a species' brain size, and thus, that periodic troughs in net …