2025
Factors affecting detection and trapping efficacy of Mediterranean fruit flies.
Assessing The Potential for Predator-Prey Interactions in Mesufaunal Arthropod Communities Through Temperature Dependence of Locomotion.
Acclimation effects on thermal locomotor performance of the invasive Polyphagous Shot Hole Borer beetle, Euwallacea fornicatus (Coleoptera: Curculionidae: Scolytinae)
2024
Age and mating status have complex but modest effects on the critical thermal limits of adult Mediterranean fruit flies from geographically divergent populations.
Journal of Thermal Biology 126. Doi:10.1016/j.jtherbio.2024.
Evidence for transient deleterious thermal acclimation in field recapture rates of an invasive tropical species, Bactrocera dorsalis (Diptera: Tephritidae)
Integrating water balance mechanisms into predictions of insect responses to climate change.
How climate change might impact insect movement via physiological mechanisms.
Heatwaves are detrimental to fertility in the viviparous tsetse fly,
2023
Insecticide resistant mosquitoes remain thermal stress resistant, without loss of thermal plasticity.
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Through the looking glass: attempting to predict future opportunities and challenges in experimental biology.
How plastic are upper thermal limits? A comparative study in tsetse (family: Glossinidae) and wider Diptera.
Fruit Flies: Challenges and Opportunities to Stem the Tide of Global Invasions
Tethered-flight performance of thermally-acclimated pest fruit flies (Diptera: Tephritidae) suggests that heat waves may promote the spread of Bactrocera species.
Acute cold stress and supercooling capacity of Mediterranean fruit fly populations across the Northern Hemisphere (Middle East and Europe)
Sub-lethal effects of spinetoram application interacts with temperature in complex ways to influence respiratory metabolism, life history and macronutrient composition in false codling moth (Thaumatotibia leucotreta)
2022
Genome assembly of Thaumatotibia leucotreta, a major polyphagous pest of agriculture in sub-Saharan Africa.
Phenotypic plasticity in desiccation physiology of closely related, range restricted and broadly distributed fruit fly species.
Comparative assessment of heat tolerance in weevils associated with a fire-prone ecosystem.
Scientists’ Warning on Climate Change and Insects.
Modelling and predicting transport of Acari on the plant import pathway.
Are Signals of Local Environmental Adaptation Diluted by Laboratory Culture?
Meta-analysis reveals weak but pervasive plasticity in insect thermal limits.
Does Host Plant Drive Variation in Microbial Gut Communities in a Recently Shifted Pest?
Male Mediterranean fruit flies prefer warmer temperatures that improve sexual performance.
Population structure of the invasive ambrosia beetle, Euwallacea fornicatus, indicates multiple introductions into South Africa.
Dietary salt supplementation adversely affects thermal acclimation responses of flight ability in Drosophila melanogaster.
A preliminary assessment of the physiological and morphological correlates of beetle aggression in an emerging sugarcane pest, Cacosceles newmannii (Thomson, 1877) (Coleoptera: Cerambycidae).
Javal, M., Le Moëne, O., Smit, C., Conlong, D.E. and Terblanche, J.S. 2022. A preliminary assessment of the physiological and morphological correlates of beetle aggression in an emerging sugarcane pest, Cacosceles newmannii (Thomson, 1877) (Coleoptera: Cerambycidae). African Entomology. 30. Doi:10.17159/2254-8854/2022/a10298
Understanding costs and benefits of thermal plasticity for pest management: Insights from the integration of laboratory, semi-field and field assessments of Ceratitis capitata (Diptera: Tephritidae).
Harnessing thermal plasticity to enhance the performance of mass-reared insects: Opportunities and challenges.
The Addition of Sterols and Cryoprotectants to Optimize a Diet Developed for Eldana saccharina Walker (Lepidoptera: Pyralidae) Using the Carcass Milling Technique.
Consequences of Thermal Variation during Development and Transport on Flight and Low-Temperature Performance in False Codling Moth (Thaumatotibia leucotreta): Fine-Tuning Protocols for Improved Field Performance in a Sterile Insect Programme.
Arthropods on imported plant products: Volumes predict general trends while contextual details enhance predictive power.
2021
How useful are thermal vulnerability indices?
Interactions between developmental and adult acclimation have distinct consequences for heat-tolerance and heat-stress recovery.
Extended phenotypes: buffers or amplifiers of climate change?
DNA barcoding for bio-surveillance of emerging pests and species identification in Afrotropical Prioninae (Coleoptera, Cerambycidae).
Geographic variation in acclimation responses of thermal tolerance in South African diving beetles (Dytiscidae: Coleoptera)
An unusually diverse genus of Collembola in the Cape Floristic Region characterised by substantial desiccation tolerance.
Host range determination in a novel outbreak pest of sugarcane, Cacosceles newmannii (Coleoptera: Cerambycidae, Prioninae), inferred from stable isotopes.
Contaminant organisms recorded on plant product imports to South Africa 1994–2019.
Propagule pressure helps overcome adverse environmental conditions during population establishment.
Using µCT in live larvae of a large wood-boring beetle to study tracheal oxygen supply during development
2020
Metabolic responses to starvation and feeding contribute to the invasiveness of an emerging pest insect, Cacosceles newmannii (Cerambycidae).
Low‐temperature physiology of climatically distinct South African populations of the biological control agent Neochetina eichhorniae.
Water deprivation drives intraspecific variability in lizard heat tolerance.
Validating measurements of acclimation for climate change adaptation.
Strangers in a strange land: globally unusual thermal tolerance in Collembola from the Cape Floristic Region.
Across-stage consequences of thermal stress have trait-specific effects and limited fitness costs in the harlequin ladybird, Harmonia axyridis.
Experience and Lessons from Alien and Invasive Animal Control Projects in South Africa.
Complex responses of global insect pests to climate warming
2019
Using stable isotope analysis to answer fundamental questions in invasion ecology: progress and prospects.
The effect of oxygen limitation on a xylophagous insect’s heat tolerance is influenced by life-stage through variation in aerobic scope and respiratory anatomy.
Comparative demography of Bactrocera dorsalis (Hendel) and Ceratitis capitata (Wiedemann) (Diptera: Tephritidae) on deciduous fruit.
Exploring thermal flight responses as predictors of flight ability and geographic range size in Drosophila.
Three new Drosophilidae species records for South Africa.
First Screening of Entomopathogenic Nematodes and Fungus as Biocontrol Agents against an Emerging Pest of Sugarcane, Cacosceles newmannii (Coleoptera: Cerambycidae).
Environmental temperature alters the overall digestive energetics and differentially affects dietary protein and lipid use in a lizard.
Cold treatment enhances low‐temperature flight performance in false codling moth, Thaumatotibia leucotreta (Lepidoptera: Tortricidae)
Oxygen limitation is not the cause of death during lethal heat exposure in an insect.
Incorporating temperature and precipitation extremes into process-based models of African lepidoptera changes the predicted distribution under climate change.
Loss of ion homeostasis is not the cause of chill coma or impaired dispersal in false codling moth Thaumatotibia leucotreta (Lepidoptera: Tortricidae).
2018
Why do models of insect respiratory patterns fail?
Geographic variation and plasticity in climate stress resistance among southern African populations of Ceratitis capitata (Wiedemann) (Diptera: Tephritidae)
Spatial scale, topography and thermoregulatory behaviour interact when modelling species’ thermal niches.
Promises and challenges in insect–plant interactions.
A synthesis for managing invasions and pest risks simultaneously for tephritid fruit flies in South Africa.
Population dynamics of Eldana saccharina Walker (Lepidoptera: Pyralidae): Application of a biophysical model to understand phenological variation in an agricultural pest.
Sex-dependent thermal history influences cold tolerance, longevity and fecundity in false codling moth Thaumatotibia leucotreta (Lepidoptera: Tortricidae).
A transcriptomics assessment of oxygen-temperature interactions reveals novel candidate genes underlying variation in thermal tolerance and survival.
Plasticity and cross tolerance to heterogeneous environments: divergent stress responses co-evolved in an African fruit fly.
2017
Learning to starve: impacts of food limitation beyond the stress period.
The metabolic costs of sexual signaling in the chirping katydid Plangia graminea (Serville) (Orthoptera: Tettigoniidae) are context-dependent: cumulative costs add up fast.
Effects of nutrient and water restriction on thermal tolerance: A test of mechanisms and hypotheses.
Molecular and physiological insights into the potential efficacy of CO-augmented postharvest cold treatments for false codling moth.
Thermal limits to survival and activity in two life stages of false codling moth Thaumatotibia leucotreta (Lepidoptera, Tortricidae).
A global assessment of climatic niche shifts and human influence in insect invasions.
Do thermal tolerances and rapid thermal responses contribute to the invasion potential of Bactrocera dorsalis (Diptera: Tephritidae)?
Respiration, thermogenesis, and thermoregulation of Victoria cruziana flowers.
2016
Chilling slows anaerobic metabolism to improve anoxia tolerance of insects
Sexual dimorphism and physiological correlates of horn length in a South African isopod crustacean.
The closed spiracle phase of discontinuous gas exchange predicts diving duration in the grasshopper Paracinema tricolor.
Dispersal propensity, but not flight performance, explains variation in dispersal behaviour.
Investigating population differentiation in a major African agricultural pest insect: evidence from geometric morphometrics and connectivity suggests high invasion potential.
The speed and metabolic cost of digesting a blood meal depends on temperature in a major disease vector.
Can respiratory physiology predict thermal niches?
Physiological mechanisms of dehydration tolerance contribute to the invasion potential of Ceratitis capitata relative to less widely distributed congeners.
Predicted decrease in global climate suitability masks regional complexity of invasive fruit fly species response to climate change.
Methods and approaches for the management of arthropod border incursions.
Drosophila as models to understand the adaptive process during invasion.
A computing platform to map ecological metabolism by integrating functional mapping and the metabolic theory of ecology.
What can plasticity contribute to insect responses to climate change?
Does oxygen limit thermal tolerance in arthropods? A critical review of current evidence.
2015
Physiological and molecular mechanisms associated with cross tolerance between hypoxia and low temperature in Thaumatotibia leucotreta.
Evolution of the mechanisms underlying insect respiratory gas exchange.
Divergent thermal specialization of two South African entomopathogenic nematodes.
Deconstructing intercontinental invasion history hypotheses in Mediterranean fruit flies using a Bayesian inference approach: are port interceptions and quarantine protocols successfully preventing new invasions?
Oxygen safety margins set thermal limits in an insect model system.
A computational model of insect discontinuous gas exchange: A two-sensor, control systems approach.
2014
Physiological performance of field-released insects.
Desiccation tolerance as a function of age, sex, humidity and temperature in adults of the African malaria vectors Anopheles arabiensis Patton and Anopheles funestus Giles.
Physiological traits suggest limited diapause response in False Codling Moth, Thaumatotibia leucotreta (Lepidoptera: Tortricidae).
Effects of within-generation thermal history on flight performance of Ceratitis capitata: Colder is better.
A hierarchy of factors influence discontinuous gas exchange in the grasshopper Paracinema tricolor (Orthoptera: Acrididae).
Detecting phylogenetic signal in mutualistic interaction networks using a Markov process model.
Predicting performance and survival across topographically heterogeneous landscapes: the global pest insect Helicoverpa armigera (Hubner, 1808) (Lepidoptera: Noctuidae).
Direct and indirect effects of developmental temperature on adult water balance physiology of Eldana saccharina (Lepidoptera: Pyralidae).
Evolved variation in cold tolerance among populations of Eldana saccharina (Lepidoptera: Pyralidae) in South Africa.
Niche overlap of congeneric invaders supports a single-species hypothesis and provides insight into future invasion risk: implications for global management of the Bactrocera dorsalis complex.
Impacts of environmental variability on desiccation rate, plastic responses and population dynamics of Glossina pallidipes.
Host plant-related variation in thermal tolerance of Eldana saccharina (Lepidoptera: Pyralidae).
2013
High metabolic and water-loss rates in caterpillar aggregations: evidence against the resource-conservation hypothesis.
Thermal biology, population fluctuations and implications of temperature extremes for the management of two globally significant insect pests.
Gas exchange patterns and water loss rates in the Table Mountain cockroach, Aptera fusca (Blattodea: Blaberidae).
Can temperate insects take the heat? A case study of the physiological and behavioural responses in a common meat ant, Iridomyrmex purpureus (Formicidae), with potential climate change.
Physiological responses to fluctuating thermal and hydration regimes in a chill susceptible insect, Thaumatotibia leucotreta.
Ontogenetic variation of cold tolerance plasticity in Drosophila: is the Bogert effect bogus?
Population genetics of Ceratitis capitata in South Africa: implications for dispersal and pest management.
2012
Thermal limits of wild and laboratory strains of two African malaria vector species, Anopheles arabiensis and Anopheles funestus.
Variation in thermal performance among insect populations.
Respiratory dynamics of discontinuous gas exchange in the tracheal system of the desert locust, Schistocerca gregaria.
False codling moth Thaumatotiba leucotreta (Meyrick) (Lepidoptera, Tortricidae) larvae are chill-susceptible.
Mass-rearing of insects for pest management: Challenges, synergies and advances from evolutionary physiology.
Reactive oxygen species production and discontinuous gas exchange in insects.
Fitness costs of rapid cold-hardening in Ceratitis capitata.
2011
Interactions between controlled atmospheres and low temperature tolerance: A review of biochemical mechanisms.
Limited plasticity of low temperature tolerance in an Australian cantharid beetle, Chauliognathus lugubris.
Time-course for attainment and reversal of acclimation to constant temperature in two Ceratitis species.
Ecologically relevant measures of tolerance to potentially lethal temperatures.
Complex interactions between temperature and relative humidity on water balance of adult tsetse (Glossinidae, Diptera): implications for climate change.
Basal cold- but not heat-tolerance constrains plasticity in Drosophila species (Diptera: Drosophilidae).
Water loss in insects: an environmental change perspective.
Transmembrane ion distribution during recovery from freezing in the woolly bear caterpillar Pyrrharctia isabella (Lepidoptera: Arctiidae).
An interaction switch predicts the universal nested architecture of mutualistic networks.
Costs and benefits of thermal acclimation for codling moth, Cydia pomonella (Lepidoptera: Tortricidae): implications for pest control and the sterile insect release programme.
Local adaptation for body color in Drosophila americana: Commentary on Wittkopp et al.
Respiratory pattern transitions in three species of Glossina (Diptera, Glossindae).
Rapid thermal responses and thermal tolerance in adult codling moth Cydia pomonella (Lepidoptera: Tortricidae).
2010
Rapid cold-hardening in Zaprionus vittiger (Coquillett) (Diptera: Drosophilidae).
Trait means and reaction norms: understanding the consequences of climate change/invasion interactions at the organism level.
Thermal variability alters climatic stress resistance and plastic responses in a globally invasive pest, the Mediterranean fruit fly (Ceratitis capitata).
Metabolic responses of Glossina pallidipes (Diptera: Glossinidae) puparia exposed to oxygen and temperature variation: implications for population dynamics and subterranean life.
Phenotypic plasticity of thermal tolerance contributes to the invasion potential of Mediterranean fruit flies (Ceratitis capitata).
Phenotypic plasticity of gas exchange pattern and water loss in Scarabaeus spretus (Coleoptera: Scarabaeidae): deconstructing the basis for metabolic rate variation.
Predictable patterns of trait mismatches between interacting plants and insects.
Within-generation variation of critical thermal limits in adult Mediterranean and Natal fruit flies (Ceratitis capitata and Ceratitis rosa) (Diptera: Tephritidae): thermal history affects short-term responses to temperature.
Variation of foraging rate and wing loading scaling, but not resting metabolic rate, of insect pollinators.
Oxygen limitation and thermal tolerance in two terrestrial arthropod species.
Effects of acclimation temperature on thermal tolerance, locomotion performance and respiratory metabolism in Acheta domesticus L. (Orthoptera: Gryllidae).
Effects of flow rate and temperature on cyclic gas exchange in tsetse flies (Diptera, Glossinidae).
Phenotypic plasticity of locomotion performance in the seed harvester, Messor capensis (Formicidae).
Parameter landscapes unveil the bias in allometric prediction.
2009
Thermal tolerance in adult Mediterranean and Natal fruit flies (Ceratitis capitata and Ceratitis rosa): effects of age, gender and feeding status.
Insect rate-temperature relationships: environmental variation and the metabolic theory of ecology.
Macrophysiology: A conceptual re-unification.
Directional evolution of the slope of the metabolic rate-temperature relationship is correlated with climate.
Low temperature tolerance of false codling moth Thaumatotibia leucotreta (Meyrick) (Lepidoptera: Tortricidae) in South Africa.
Phenotypic plasticity of desiccation resistance in Glossina puparia: are there ecotype constraints on acclimation responses?
Life stage-related differences in hardening and acclimation of thermal tolerance traits in the kelp fly, Paractora dreuxi (Diptera, Helcomyzidae).
Phenotypic variance, plasticity and heritability estimates of critical thermal limits depend on methodological context.
The evolution of water balance physiology in Glossina (Diptera: Glossinidae): correlations with climate.
Control of discontinuous gas exchange in Samia cynthia: effects of atmospheric oxygen, carbon dioxide and moisture.
Insect thermal tolerance: what is the role of ontogeny, ageing and senescence?
Allometric scaling of maximum metabolic rate: the influence of temperature.
Acclimation effects on critical and lethal thermal limits of workers of the Argentine ant, Linepithema humile.
Testing the thermal melanism hypothesis: a macro-physiological approach.
Thermal tolerance in a south-east African population of the tsetse fly Glossina pallidipes (Diptera, Glossinidae): implications for forecasting climate-change impacts.
Scaling of gas exchange cycle frequency in insects.
Critical thermal limits and their responses to acclimation in two sub-Antarctic spiders: Myro kerguelenensis and Prinerigone vegans.
2007
Critical thermal limits depend on methodological context.
Cuticular lipid mass and desiccation rates in Glossina pallidipes: interpopulation variation.
Variation in scorpion metabolic rate and rate-temperature relationships: implications for the fundamental equation of the metabolic theory of ecology.
Stage-related variation in rapid cold-hardening as a test of the environmental predictability hypothesis.
Evolutionary responses of discontinuous gas exchange in insects.
The effects of temperature, body mass and feeding on metabolic rate in the tsetse fly Glossina morsitans centralis.
Scaling of insect metabolic rate is inconsistent with the nutrient supply network model.
Physiological diversity in insects: ecological and evolutionary contexts.
Low repeatability of preferred body temperature in four species of Cordylid lizards: temporal variation and implications for adaptive significance.
Determinants of the terrestrial arthropod community composition at Cape Hallett, Antarctica.
Gas exchange characteristics, metabolic rate and water loss of the Heelwalker, Karoophasma biedouwensis (Mantophasmatodea: Austrophasmatidae)
Variability among individuals and populations: implications for arthropod physiology.
Phenotypic flexibility and geographic variation in thermal tolerance and water loss of the tsetse fly Glossina pallidipes (Diptera: Glossinidae): implications for distribution modeling.
The relative contributions of developmental plasticity and adult acclimation to physiological variation in the tsetse fly, Glossina pallidipes (Diptera, Glossinidae).
Environmental physiology of three species of Collembola at Cape Hallett, North Victoria Land, Antarctica.
Insect gas exchange patterns: a phylogenetic perspective.
The effects of acclimation on thermal tolerance, desiccation resistance and metabolic rate in Chirodica chalcoptera (Coleoptera: Chrysomelidae).
Temperature-dependence of metabolic rate in Glossina morsitans morsitans (Diptera, Glossinidae) does not vary with gender, age, feeding, pregnancy or acclimation.
Inter-population variation in the acute hypoxic ventilatory response: testing the adaptive significance in humans.
Measurement reliability of highly variable physiological responses to experimentally-manipulated gas fractions
Metabolic rate in the whip spider, Damon annulatipes (Arachnida: Amblypygi).
Metabolic rate variation in Glossina pallidipes (Diptera: Glossinidae): gender, ageing and repeatability.
A familial comparison of hypoxic sensitivity in two South African populations.
Diurnal variation in supercooling points of three species of Collembola from Cape Hallett, Antarctica.
A simple breathing circuit to maintain isocapnia during measurements of the hypoxic ventilatory response.
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