Physiological and biochemical adaptations

Using thermal death time models to analyze cold stress resistance across Drosophila species

This study uses thermal death time models to analyze cold stress resistance across Drosophila species, finding that cold tolerance decreases with colder winter environments and that TDT curves provide predictive insights into insect cold resistance.

Cold, dark, and hungry: Dynamic transcriptional regulation across eight months of brumation

The paper uses time-resolved transcriptomics to analyze liver and testis gene expression in brumating snakes, identifying transcriptional patterns linked to cold, starvation, and reproductive suppression.

Nesting behaviour predicts heat tolerance evolution and climate vulnerability in bees

This study shows that nesting behavior influences heat tolerance evolution in bees, affecting their vulnerability to climate change.

Intraspecific differences in alkaline tolerance in brook stickleback (Culaea inconstans) inhabiting neutral and alkaline lakes

This study compares alkaline tolerance in brook stickleback from neutral and alkaline lakes, finding higher tolerance in alkaline lake fish with differences in ion regulation and gene expression.

Morphological and thermoregulatory responses to urbanization in the European garden spider Araneus diadematus.

This study examines morphological and thermoregulatory responses of spiders to urbanization across spatial scales, finding size increases with urbanization while body condition declines, and no significant color change despite pigment evidence.

When cold-bloods heat up: meta-analytical evidence that climatic variability mediates behavioural fever in amphibians and reptiles

This study uses a meta-analysis to show that climatic variability influences behavioural fever in amphibians and reptiles, with stronger responses in thermally variable environments and bacterial infections.

Long-term effects of early-life thermal fluctuations on the cellular stress response and CTmax of zebrafish, Danio rerio

This study shows that early-life thermal fluctuations in zebrafish increase cellular stress responses and thermotolerance in later stages, but this effect diminishes over time.

Intraspecific genetic variation modulates immune responses to acute heat exposure in an aquatic ectotherm

The paper examines how genetic variation within a snail species affects immune responses to heat stress, finding trait-specific and genotype-dependent immune suppression under heatwave conditions.

Horizontally acquired mitochondrial alternative oxidase contributes to springtail bioenergetics and life belowground

This study identifies a horizontally acquired mitochondrial alternative oxidase in springtails, showing its role in hypoxia tolerance and adaptation to belowground environments.

Evolution of thermal tolerance in marine diatoms: Metabolic strategies under heat stress.

The paper investigates how marine diatoms adapt to heat stress through proteomics analysis, finding that high-temperature-tolerant populations use a conservative cellular strategy under thermal stress but fail to adapt under low nitrate conditions.

Early-Life Exposure to Warming Enhances Sea Urchin Heatwave Tolerance but Fails under Extreme Stress

This study shows that early-life exposure to warming increases sea urchin tolerance to moderate heatwaves but not extreme ones, revealing context-dependent developmental plasticity.

MicroRNA-mediated transgenerational plasticity reveals pathways for ocean warming resilience

This study identifies miRNAs involved in transgenerational thermal plasticity in coral reef fish, showing that parental temperature exposure affects offspring miRNA-mRNA networks differently based on parent type.

Biological Time Equivalence in Vertebrates: Thermodynamic Framework, Comparative Tests, and Clade-Specific Deviations

The paper derives a thermodynamic framework for biological time equivalence across vertebrates, showing that the product of heart rate and lifespan is approximately constant, and tests it against 230 species, finding clade-specific deviations.

Temperature-dependent performance scales with maximum heat tolerance across ectotherms

The paper examines how thermal performance traits and acute heat tolerance covary across ectotherm species, finding that both scale with CTmax but TPCmax increases more steeply.

Are seasonally plastic anti-predatory and desiccation tolerance traits developmentally linked?

This study investigates whether anti-predatory eyespot size and desiccation tolerance in butterflies are developmentally linked by comparing larvae reared under dry and wet season conditions.

Transcriptomics of cold stress and recovery reveal strongly tissue-specific responses

This study examines tissue-specific transcriptional responses to cold stress in Drosophila, finding distinct gene expression patterns across tissues.

Genetic assimilation and accommodation shape adaptation to heat stress in a splash pool copepod

This study examines how heat stress adaptation in copepods involves both genetic and plastic responses, showing shared molecular mechanisms across populations.

The allometry of discontinuous gas exchange cycles in Atta cephalotes leaf-cutter ants

The paper examines the static allometry of discontinuous gas exchange cycles in Atta cephalotes leaf-cutter ants, finding that SMR allometry deviates from standard predictions due to increased burst volume.

Frogs uncouple neural activity from oxygen consumption after hibernation

This study shows that hibernating frogs reduce oxygen consumption for neural activity while maintaining normal function, revealing metabolic plasticity in vertebrate brain circuits.

Allometric correlates of heat tolerance in birds: A test using quail breeds with extreme size variation

This study tests the hypothesis that heat tolerance in birds is linked to body size through allometric relationships using Japanese quail breeds with extreme size variation, finding weak correlations and suggesting thermoregulatory benefits are not the primary driver of size changes.

Octopaminergic signaling contributes to thermal adaptation to elevation in African honey bees (Apis mellifera)

This study shows that octopaminergic signaling in honey bees adapts to elevation by increasing brain octopamine levels and receptor expression in flight muscles, enhancing thermogenic performance under cold stress.

Metabolic scaling from Fibonacci dynamics

The paper proposes a discrete model based on Fibonacci growth patterns to explain metabolic scaling, showing better agreement with empirical data than continuous fractal models.

Trade-offs between surviving and thriving: A careful balance of physiological limitations and reproductive effort under thermal stress

This study examines how red-sided garter snakes balance survival and reproduction under thermal stress through behavioral and physiological plasticity, revealing tight thermal limits and context-dependent strategies.

Daytime heat exposure increases nighttime predation risk in a mangrove gastropod

The study shows that daytime heat exposure increases nighttime predation risk in a mangrove gastropod by reducing its ability to avoid predation after heat stress.

Metabolomic and lipidomic shifts underpin physiological acclimation to thermal stress in the European green crab (Carcinus maenas)

This study identifies metabolic and lipidomic changes in green crabs under different thermal conditions, showing how they maintain physiological performance through molecular reprogramming.

Adaptation to Environmental Variability Shapes Dormancy in Daphnia

This study compares two Daphnia species to determine how environmental variability influences dormancy production and termination, finding greater investment in dormancy in ephemeral environments but similar termination cues across species.

Habitat specialization shapes the evolution of transcriptional responses to hypoxia

This study compares transcriptional responses to hypoxia in aquifer and river-dwelling stoneflies, finding distinct regulatory strategies shaped by habitat specialization.

Early-life adversity modulates growth trajectories and red blood cell mitochondrial metabolism in king penguin chicks

This study examines how early-life adversity affects growth and mitochondrial metabolism in king penguin chicks, finding higher mitochondrial metabolism in late-born chicks but no clear link to growth patterns.

Adaptation to warm environments with a fast pace of life in a marine predatory snail

This study examines local adaptation in marine snails to temperature regimes, finding that low latitude populations exhibit faster growth and early reproduction, while high latitude populations grow slower but reach larger sizes later.

Respirometry dataset for oxygen consumption measurements in carabid beetles

The paper presents a respirometry dataset measuring oxygen consumption in carabid beetles, showing interspecific differences and metabolic scaling relationships.