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Wasp’s up? The molecular regulation of behavioural transitions in solitary wasps

Project description

Solitary wasp genomics could shed light on the origins of sociality

The concept of sociality explains the evolution of many forms of biological complexity: cells cooperate as multicelluar organisms; insects cooperate in colonies. The EU-funded WASSUP project will study the evolution of wasp sociality by tracing the ancestral origins of pre-social behaviour and identifying its importance at the very early stages of sociality. Specifically, it will compare genomic traits of mass and progressive provisioning behaviours and test whether progressive provisioning is a precursor to maternal care. WASSUP will also determine if molecular processes specific to progressive provisioning play an important role in regulating foraging behaviour in eusocial species. This will shed light on the ancestral origins of pre-social behaviour and division of labour in the evolution of sociality.

Objective

Social insects exemplify a major transition in evolution and show how cooperative organisms can reach higher levels of social organization. To gain a deeper understanding of the molecular regulation that drives the behavioural transitions in wasps, I will perform WASSUP. This project will integrate proximate mechanisms to the evolution of wasp sociality, by studying the ancestral origins of pre-social behaviour, and its importance at the very early stages of sociality. The molecular mechanisms underpinning the nest cycles in solitary species provide mechanistic basis for the evolution of division of labour in social wasps and progressive provisioning as a preadaptation to maternal care. WASSUP will focus in Ammophila solitary wasps to explore this molecular basis of behavioural and evolutionary transitions. Based on the genome, transcriptome, and chemosensory machinery basis of key species, I will compare genomic traits of mass and progressive provisioning and test the hypothesis that progressive provisioning is a precursor to maternal care. Specifically, I predict that the molecular processes specific to progressive provisioning (as opposed to mass provisioning) will also be important in regulating foraging behaviour in eusocial species, especially those that represent the first stages of social evolution (e.g. Polistes). I will test functionality of any key genes regulating the provisioning behaviours using RNAi. WASSUP will help to understand the ancestral origins of pre-social behaviour and how division of labour evolved and how is regulated. Prof. Sumner’s lab provides expertise and training in the model species, molecular biology methods and bioinformatics; I bring to this my expertise in chemical, behavioural ecology, and evolution of wasps. With MSCA fellowship, I will benefit from the complementary expertise from the lab. This fellowship will be instrumental in equipping me to be a world-class scientist and develop my own independent line of research.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

MSCA-IF - Marie Skłodowska-Curie Individual Fellowships (IF)

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Call for proposal

(opens in new window) H2020-MSCA-IF-2020

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Coordinator

UNIVERSITY COLLEGE LONDON
Net EU contribution
€ 224 933,76
Address
GOWER STREET
WC1E 6BT London
United Kingdom
Region
London Inner London — West Camden and City of London
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 224 933,76