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Coevolution
Liam O'Connor
Created on April 12, 2024
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The role of COEVOLUTION in mutualistic interactions
COEVOLUTION
Barbotin Louis, Boqueret Maxime, Boulay Mathilde and Fortin Cléa
1 - Defining coevolution
Beginning of coevolutionKinds of coevolutionCoevolution at different levelsImprovement of the coevolution study
2 - Setting up and outcomes of the mutualistic coevolution
Requirements to establish a mutualistic coevolutionPossible outcomes of mutualistic coevolutionFlaws of coevolution
"Coevolution"
Beginning of coevolution
Ehrlich and Raven
1964
1882
"Origin of Species"
"Coadaptation"
Kinds of coevolution
Multispecies coevolution
Berenbaum
Diffuse coevolution
Janzen
Strict coevolution
Ehrlich and Raven
Ehrlich and Raven
1964
1882
"Origin of Species"
1983
Berenbaum
1980
Janzen
Coevolution at different levels
Dixit 2023
Dixit
Ehrlich and Raven
1964
1882
"Origin of Species"
1980
Janzen
1983
Berenbaum
2023
Improvement of the coevolution study
Medium 2020 by Anees Shah
Frederick Sanger
Commons wikimedia org
DNA sequencer
zoepd.com
Malden_DJ on dpreview.com
Papilio machaon
Ehrlich and Raven
1964
1882
"Origin of Species"
1980
Janzen
1983
Berenbaum
2023
Dixit
1977
DNA sequencing
2006
Host shift: Papilio machaon
1 - Defining coevolution
Beginning of coevolutionKinds of coevolutionCoevolution at different levelsImprovement of the coevolution study
2 - Setting up and outcomes of the mutualistic coevolution
Requirements to establish a mutualistic coevolutionPossible outcomes of mutualistic coevolutionFlaws of coevolution
Requirement: Local proximity and synchronous life cycles
Ficus carica sycon. Dubuisson 2022
Blastophaga psenes. Wikipedia.com
ostiole
male flowers
female flowers
branch
peduncle
Life cycles of B.psenes and male (left) and female (right) F.carica. Proffit et al. 2020
GEOGRAPHICAL
TEMPORAL
--> Same ecosystem
--> Same life cycles
Requirement: Interspecific communication
Interaction between the ant Ectatomma tuberculatum and the caterpillar Synargis. Eurekalert.org
View of vibratory papillae (left) and one vibratory papilla in contact with epigranulations (right) of Synargis gale. Devries 1991
CHEMICAL
AUDITORY
---> Synomone (VOCs)
--> Stridulations
Outcome: Endosymbiosis
Wu et al. 2006
Huntington Beach 2008 by Don Pace
Currie et al 2006
Outcome: Cospeciation
produces antibiotics against
parasites
cultivates
houses
Flaws: Cheaters risks
Punishment
Cheaters
EX. Yucca and Yucca moth
Pellmyr and Huth 1994
EX. Olfactory Mimicry
Darlyne A. Murawski on Pixels.com
www.orchid-nord.com
Ophrys insectifera
Flaws: Interdependence
protects
houses and feed
Volume of nectar (a) and concentration of saccharose (c) produced by a sunflower (left) or a buckwheat (right), in control condition (blue) or warmed condition (red). In 2015, warmed conditions are higher than in 2016. McCombs 2022
Flaws: Anthropogenic threat
Preference of pollinators concerning nectar consumption