C. D. Jiggins

A long non-coding RNA at the cortex locus controls adaptive colouration in butterflies

This study identifies a long non-coding RNA, ivory, at the cortex locus that controls adaptive colouration in butterflies by modulating pigmentation patterns through CRISPR mutagenesis.

Adaptive divergence in the eyes of Heliconius butterflies likely contributes to pre- and post mating isolation

The paper examines eye morphology divergence between Heliconius species and their hybrids, finding adaptive differences and visual system disruption in hybrids.

Rapid evolution of pesticide resistance via adaptation and interspecific introgression in a major North American crop pest

This study identifies two mechanisms of rapid pesticide resistance evolution in Helicoverpa zea: introgression from H. armigera and intraspecific adaptation.

Transposable element insertions are associated with Batesian mimicry in the pantropical butterfly Hypolimnas misippus

This study identifies transposable element insertions at the M locus in Hypolimnas misippus that drive adaptive atavism for Batesian mimicry of Danaus chrysippus.

Genomic evidence reveals three sequential W-autosome fusions in Heliconius butterflies

The paper identifies three sequential W-autosome fusions in Heliconius butterflies, revealing their role in adaptive radiation and sex chromosome evolution.

Effects of temperature on the development of Heliconius erato butterflies

This study examines how different developmental temperatures affect survival and morphology in Heliconius erato butterflies, finding higher egg and larval mortality at higher temperatures and morphological changes in adults.

Evolutionary dynamics of genome size and content during the adaptive radiation of Heliconiini butterflies

This study generates and analyzes 63 Heliconiini butterfly genomes to explore evolutionary patterns and genomic basis of traits during adaptive radiation.

Colour polymorphism associated with a gene duplication in male wood tiger moths

The paper identifies a gene duplication linked to colour polymorphism in male wood tiger moths, showing it produces white wing coloration and is associated with behavioural and life-history differences.

Repeated genetic adaptation to high altitude in two tropical butterflies

This study identifies genetic regions under selection in two tropical butterflies adapted to high altitude, showing that standing variation and introgression from high-altitude specialists contribute to parallel adaptation.

Genomics of altitude-associated wing shape in two tropical butterflies

This study investigates the genomic basis of altitude-associated wing shape differences in two Heliconius butterfly species, finding a polygenic basis and identifying candidate genes involved in wing morphogenesis.

The conspicuousness of the toxic Heliconius butterflies across time and habitat

This study examines how Heliconius butterfly warning colors vary in contrast across habitats and times of day, finding greater variation in butterfly vision than avian vision.

Clustering of loci controlling species differences in male chemical bouquets of sympatric Heliconius butterflies

The paper investigates the genetic architecture of male pheromone compound production in Heliconius butterflies, finding significant QTL clustering on specific chromosomes.

Cortex cis-regulatory switches establish scale colour identity and pattern diversity in Heliconius

The paper identifies cis-regulatory regions controlled by cortex that determine scale color identity and pattern diversity in Heliconius butterflies through CRISPR perturbations and chromatin accessibility analysis.

Haplotype tagging reveals parallel formation of hybrid races in two butterfly species

Haplotagging reveals parallel formation of a novel hybrid race in two Heliconius butterfly species through divergent haplotypes at major wing pattern loci.

The latitudinal diversity gradient in brush-footed butterflies (Nymphalidae): conserved ancestral tropical niche but different continental histories.

This study evaluates hypotheses for the latitudinal diversity gradient in Nymphalidae butterflies, finding that low extinction rates and historical dispersal patterns, rather than speciation rates, explain diversity patterns.

Phenotypic plasticity in chemical defence allows butterflies to diversify host use strategies

This study shows that Heliconius butterflies adjust their cyanogenic compound biosynthesis based on host plant availability, allowing them to diversify host use strategies with fitness trade-offs.

Visual mate preference evolution during butterfly speciation is linked to neural processing genes

The paper identifies genes linked to visual mate preference divergence in Heliconius butterflies through QTL analysis and gene expression studies in neural tissues.

Evolutionary and ecological processes influencing chemical defense variation in an aposematic and mimetic Heliconius butterfly

This study investigates intraspecific variation in cyanogenic toxicity in Heliconius erato, finding substantial variation and potential for adaptive evolution despite limited dietary influence.

A major locus controls a biologically active pheromone component in Heliconius melpomene

This study identifies a major genetic locus controlling octadecanal production in Heliconius melpomene, a biologically active pheromone component involved in mate choice.

Microclimate buffering and thermal tolerance across elevations in a tropical butterfly

This study examines microclimate buffering and thermal tolerance in tropical butterflies across elevations, finding that high-elevation populations show reduced heat tolerance but plasticity in common-garden conditions.

Adaptive introgression across semipermeable species boundaries between local Helicoverpa zea and invasive Helicoverpa armigera moths

The paper examines hybridization and introgression between invasive Helicoverpa armigera and native H. zea moths in Brazil, finding widespread gene flow but limited species boundary loss except for a specific insecticide-resistance region.

Chemical signals act as the main reproductive barrier between sister and mimetic Heliconius butterflies

The paper identifies chemical signals as the primary reproductive barrier between two closely related, co-mimic Heliconius butterfly species.

Whole-chromosome hitchhiking driven by a male-killing endosymbiont

The paper investigates the origin and spread of a neo-W chromosome in Danaus chrysippus, showing it hitchhiked with a male-killing Spiroplasma endosymbiont due to suppressed recombination.

Species specificity and intraspecific variation in the chemical profiles of Heliconius butterflies across a large geographic range

The paper examines chemical profile divergence in Heliconius butterflies, finding strong interspecific differences and some intraspecific variation, with implications for species recognition.

A novel terpene synthase produces an anti-aphrodisiac pheromone in the butterfly Heliconius melpomene

The paper identifies a novel terpene synthase in Heliconius melpomene that synthesizes (E)-β-ocimene, an anti-aphrodisiac pheromone, showing it evolved independently from plant and other insect TPSs.

Classic and introgressed selective sweeps shape mimicry loci across a butterfly adaptive radiation

The paper analyzes genome sequences from Heliconius butterflies to show selection on color pattern loci, identifying both classic and introgressed selective sweeps.

Conservation and flexibility in the gene regulatory landscape of Heliconiine butterfly wings

The paper investigates gene regulatory landscapes in Heliconius butterfly wings, identifying conserved and variable factors regulating wing pattern genes.

Genomic architecture and introgression shape a butterfly radiation

The paper uses a low-cost genome assembly strategy to study Heliconius butterfly evolution, finding that introgression, not incomplete lineage sorting, explains most non-canonical genetic histories.

Generalisation behaviour of predators toward warning signals displayed by harmful prey: answers from a videogame played by humans.

This study uses a video game to investigate human generalisation behaviour toward warning signals of harmful prey, finding that learning is more efficient in simpler communities and that visual similarity affects prey vulnerability.

Sexually dimorphic gene expression and transcriptome evolution provides mixed evidence for a fast-Z effect in Heliconius

The paper examines gene expression and molecular evolution in the Z sex chromosome of Heliconius butterflies, finding mixed evidence for a fast-Z effect.