Phasmid species that inhabit colder environments are less likely to have the ability to fly

Abstract A vast majority of insects can fly, but some cannot. Flight generally increases how far an individual can travel to access mates, enables the exploitation of additional food resources, and aids in predator avoidance. Despite its functional significance, much remains unknown about the factor...

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Main Author: Zachary Emberts
Format: Article
Language:English
Published: Wiley 2023-07-01
Series:Ecology and Evolution
Subjects:
Online Access:https://doi.org/10.1002/ece3.10290
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author Zachary Emberts
author_facet Zachary Emberts
author_sort Zachary Emberts
collection DOAJ
description Abstract A vast majority of insects can fly, but some cannot. Flight generally increases how far an individual can travel to access mates, enables the exploitation of additional food resources, and aids in predator avoidance. Despite its functional significance, much remains unknown about the factors that influence the evolution of flight. Here, I use phylogenetic comparative methods to investigate whether average annual temperature or wind speed, two components of the flying environment, is correlated with the evolution of flight using data from 107 species of stick and leaf insects (Insecta: Phasmatodea). I find no association between wind speed and flying ability in this clade. However, I find that colder temperatures are associated with the lack of flying ability. This pattern may be explained by the additional metabolic costs required for insects to fly when it is cold. This finding contradicts previous patterns observed in other insect groups and supports the hypothesis that cold temperatures can influence the evolution of flight.
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spelling doaj.art-a8b3506ae6d94280b9f84c08ac6764c32024-01-11T02:50:02ZengWileyEcology and Evolution2045-77582023-07-01137n/an/a10.1002/ece3.10290Phasmid species that inhabit colder environments are less likely to have the ability to flyZachary Emberts0Department of Integrative Biology Oklahoma State University Stillwater Oklahoma USAAbstract A vast majority of insects can fly, but some cannot. Flight generally increases how far an individual can travel to access mates, enables the exploitation of additional food resources, and aids in predator avoidance. Despite its functional significance, much remains unknown about the factors that influence the evolution of flight. Here, I use phylogenetic comparative methods to investigate whether average annual temperature or wind speed, two components of the flying environment, is correlated with the evolution of flight using data from 107 species of stick and leaf insects (Insecta: Phasmatodea). I find no association between wind speed and flying ability in this clade. However, I find that colder temperatures are associated with the lack of flying ability. This pattern may be explained by the additional metabolic costs required for insects to fly when it is cold. This finding contradicts previous patterns observed in other insect groups and supports the hypothesis that cold temperatures can influence the evolution of flight.https://doi.org/10.1002/ece3.10290flightinsectsmacroevolutionPhasmatodeatemperaturewind speed
spellingShingle Zachary Emberts
Phasmid species that inhabit colder environments are less likely to have the ability to fly
Ecology and Evolution
flight
insects
macroevolution
Phasmatodea
temperature
wind speed
title Phasmid species that inhabit colder environments are less likely to have the ability to fly
title_full Phasmid species that inhabit colder environments are less likely to have the ability to fly
title_fullStr Phasmid species that inhabit colder environments are less likely to have the ability to fly
title_full_unstemmed Phasmid species that inhabit colder environments are less likely to have the ability to fly
title_short Phasmid species that inhabit colder environments are less likely to have the ability to fly
title_sort phasmid species that inhabit colder environments are less likely to have the ability to fly
topic flight
insects
macroevolution
Phasmatodea
temperature
wind speed
url https://doi.org/10.1002/ece3.10290
work_keys_str_mv AT zacharyemberts phasmidspeciesthatinhabitcolderenvironmentsarelesslikelytohavetheabilitytofly