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The ecophysiology of sleep under global change

Project description

Studying the effects of environmental change on sleep

Sleep is a fundamental trait and process shared by the majority of the animal kingdom. While it’s crucial for the well-being of most animals, sleep can also lead to moments of inefficiency and vulnerability. However, this remains significantly understudied. To address this knowledge gap, the EU-funded SLEEPCHANGE project will study sleep processes and changes in reptiles and amphibians. The project will investigate the impact of environmental changes, such as biological invasions or urbanization, on sleep patterns. Additionally, it will explore electrophysiological and behavioural measures in response to changes such as population growth or increased stressors. The overall aim is to shed light on the intricate relationship between sleep and environmental factors in these animal groups.

Objective

Sleep is ubiquitous in the animal kingdom and serves essential biological functions, yet, sleep incurs substantial costs in terms of
increased vulnerability to predators and reduced time for acquiring resources. How sleep is regulated by ecological factors (e.g.
predation) and expressed in the natural world is highly understudied, more so in non-model taxa of reptiles and amphibians. Further,
sleep can be comparatively and mechanistically understood through the lens of environmental change processes such as biological
invasion and urbanization. In this study, we propose to examine the degree of lability in sleep trait expression of reptiles and
amphibians under environmental change and how adaptive these responses are. We will employ a comprehensive suite of
electrophysiological and behavioural measures of sleep and quantify responses to, i) increased exploration during rapid population
expansion of early stage biological invasion, ii) reduced predation-risk during biological invasion, iii) novel stressor of night light due
to urbanization. The project will break new grounds in terms of quantification of sleep in non-model taxa using state-of-the-art
technology alongside behavioural measures, application of an eco-evolutionary framework to sleep research, and understanding the
role of global change processes in shaping sleep in the animal kingdom, thereby generating insights into the regulation and
expression of sleep in the natural world. Through the project, the researcher will learn neurophysiological techniques of sleep
quantification from the host and use novel technology developed by the collaborator. The host's distinguished academic record,
domain expertise in sleep electrophysiology of reptiles and amphibians, and large research network make him uniquely qualified to
transfer expertise to the researcher and help him build an interdisciplinary skillset and become an innovative academic in the field of
sleep ecophysiology research.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

MUSEUM NATIONAL D'HISTOIRE NATURELLE
Net EU contribution
€ 195 914,88
Address
RUE CUVIER 57
75005 Paris
France
Region
Ile-de-France Ile-de-France Paris
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data