Enhanced flight performance in hoverfly migrants

Summary: Many animals undergo seasonal migrations in which they travel long distances aided by variations in morphology, physiology, and behavior. Here, we compare the flight characteristics, measured in a tethered flight mill, of autumn migratory and summer non-migratory morphs of the marmalade hov...

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Main Authors: Richard Massy, Will Hawkes, Scarlett Weston, Toby Doyle, Karl R. Wotton
Format: Article
Language:English
Published: Elsevier 2024-12-01
Series:iScience
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Online Access:http://www.sciencedirect.com/science/article/pii/S2589004224025707
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author Richard Massy
Will Hawkes
Scarlett Weston
Toby Doyle
Karl R. Wotton
author_facet Richard Massy
Will Hawkes
Scarlett Weston
Toby Doyle
Karl R. Wotton
author_sort Richard Massy
collection DOAJ
description Summary: Many animals undergo seasonal migrations in which they travel long distances aided by variations in morphology, physiology, and behavior. Here, we compare the flight characteristics, measured in a tethered flight mill, of autumn migratory and summer non-migratory morphs of the marmalade hoverfly Episyrphus balteatus (Diptera: Syrphidae), an ecologically and economically important pollinator, pest predator, and long-distance migrant. Our results show that migratory morphs flew twice as far as the non-migratory morphs. Body condition, reflecting the quantity of energy stores, had an even greater effect as hoverflies with fat abdomens flew almost five times the distance of those with thin abdomens, whereas speed varied only by size. These findings demonstrate enhanced flight capabilities in migratory morphs and underscore the importance of body condition for long-distance flight. Consequently, resource availability, feeding behavior, and the ability to accumulate and utilize fuel are likely to be key factors influencing the migration of hoverflies.
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spelling doaj-art-26028f47501242c7a259c86f354a03a52024-12-22T05:29:01ZengElsevieriScience2589-00422024-12-012712111345Enhanced flight performance in hoverfly migrantsRichard Massy0Will Hawkes1Scarlett Weston2Toby Doyle3Karl R. Wotton4Centre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, UKCentre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, UKCentre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, UKCentre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, UKCentre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, UK; Corresponding authorSummary: Many animals undergo seasonal migrations in which they travel long distances aided by variations in morphology, physiology, and behavior. Here, we compare the flight characteristics, measured in a tethered flight mill, of autumn migratory and summer non-migratory morphs of the marmalade hoverfly Episyrphus balteatus (Diptera: Syrphidae), an ecologically and economically important pollinator, pest predator, and long-distance migrant. Our results show that migratory morphs flew twice as far as the non-migratory morphs. Body condition, reflecting the quantity of energy stores, had an even greater effect as hoverflies with fat abdomens flew almost five times the distance of those with thin abdomens, whereas speed varied only by size. These findings demonstrate enhanced flight capabilities in migratory morphs and underscore the importance of body condition for long-distance flight. Consequently, resource availability, feeding behavior, and the ability to accumulate and utilize fuel are likely to be key factors influencing the migration of hoverflies.http://www.sciencedirect.com/science/article/pii/S2589004224025707ecologyentomologyevolutionary biology
spellingShingle Richard Massy
Will Hawkes
Scarlett Weston
Toby Doyle
Karl R. Wotton
Enhanced flight performance in hoverfly migrants
iScience
ecology
entomology
evolutionary biology
title Enhanced flight performance in hoverfly migrants
title_full Enhanced flight performance in hoverfly migrants
title_fullStr Enhanced flight performance in hoverfly migrants
title_full_unstemmed Enhanced flight performance in hoverfly migrants
title_short Enhanced flight performance in hoverfly migrants
title_sort enhanced flight performance in hoverfly migrants
topic ecology
entomology
evolutionary biology
url http://www.sciencedirect.com/science/article/pii/S2589004224025707
work_keys_str_mv AT richardmassy enhancedflightperformanceinhoverflymigrants
AT willhawkes enhancedflightperformanceinhoverflymigrants
AT scarlettweston enhancedflightperformanceinhoverflymigrants
AT tobydoyle enhancedflightperformanceinhoverflymigrants
AT karlrwotton enhancedflightperformanceinhoverflymigrants