Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune

While some studies have shown that ants that visit extrafloral nectaries may defend their host plants against potential herbivores, recent researches have shown that such ant-plant mutualism may be broken in some cases. For example, the presence of ants on plants could also drive away pollinators an...

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Main Authors: Armando Aguirre, Wesley Dáttilo, Dulce Rodríguez-Morales, Sara Canchola-Orozco, Eliezer Cocoletzi-Vasquez, Rosamond Coates, Guillermo Angeles-Alvarez
Format: Article
Language:English
Published: Universidade Estadual de Feira de Santana 2018-10-01
Series:Sociobiology
Subjects:
Online Access:http://periodicos.uefs.br/index.php/sociobiology/article/view/3466
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author Armando Aguirre
Wesley Dáttilo
Dulce Rodríguez-Morales
Sara Canchola-Orozco
Eliezer Cocoletzi-Vasquez
Rosamond Coates
Guillermo Angeles-Alvarez
author_facet Armando Aguirre
Wesley Dáttilo
Dulce Rodríguez-Morales
Sara Canchola-Orozco
Eliezer Cocoletzi-Vasquez
Rosamond Coates
Guillermo Angeles-Alvarez
author_sort Armando Aguirre
collection DOAJ
description While some studies have shown that ants that visit extrafloral nectaries may defend their host plants against potential herbivores, recent researches have shown that such ant-plant mutualism may be broken in some cases. For example, the presence of ants on plants could also drive away pollinators and seed dispersers. However, it is not yet known what mechanisms could favor that ant presence on plants does not affect other mutualistic interactions involving plants. In this work, we performed a series of field experiments to test the hypothesis that the presence of ants on EFNs located at the base of the inflorescences of Vigna luteola (Fabaceae) may have a negative effect on floral visitors but not on potential pollinators in a Mexican coastal sand dune. In general, we found that the presence of ants on the plants decreased the rate of flower visitation. However, we observed that the time of visitation of the effective pollinators the bee (Pseudocentron) sp. on the flowers was less compared to that of other floral visitors. This strategy may allow that ants cannot aggressively scare away the effective pollinators. In summary, we show that the effective pollinators of V. luteola present strategies that allow them to visit the flowers without being aggressively attacked by the ants that visit the extrafloral nectaries (EFNs). Therefore, the presence of ants on plants could have a dual function: protecting plants against potential herbivores as well as, filtering flowers against nectar thieves.
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spelling doaj.art-e8be8810f4b54804ae903cfa073848f62022-12-22T04:16:50ZengUniversidade Estadual de Feira de SantanaSociobiology0361-65252447-80672018-10-0165410.13102/sociobiology.v65i4.3466Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand duneArmando Aguirre0Wesley Dáttilo1Dulce Rodríguez-Morales2Sara Canchola-Orozco3Eliezer Cocoletzi-Vasquez4Rosamond Coates5Guillermo Angeles-Alvarez6Instituto de Ecología, A.C., Red de Interacciones MultitróficasInstituto de Ecología A.C., Red de EcoetologíaInstituto de Neuroetología, Universidad VeracruzanaCentro Universitario de Ciencias Biológicas y Agropecuarias, Universidad de GuadalajaraCentro de EcoAlfabetización y Diálogo de Saberes, Universidad VeracruzanaEstación de Biología Tropical “Los Tuxtlas”, Instituto de Biología-UNAMInstituto de Ecología, A.C, Red de Ecología FuncionalWhile some studies have shown that ants that visit extrafloral nectaries may defend their host plants against potential herbivores, recent researches have shown that such ant-plant mutualism may be broken in some cases. For example, the presence of ants on plants could also drive away pollinators and seed dispersers. However, it is not yet known what mechanisms could favor that ant presence on plants does not affect other mutualistic interactions involving plants. In this work, we performed a series of field experiments to test the hypothesis that the presence of ants on EFNs located at the base of the inflorescences of Vigna luteola (Fabaceae) may have a negative effect on floral visitors but not on potential pollinators in a Mexican coastal sand dune. In general, we found that the presence of ants on the plants decreased the rate of flower visitation. However, we observed that the time of visitation of the effective pollinators the bee (Pseudocentron) sp. on the flowers was less compared to that of other floral visitors. This strategy may allow that ants cannot aggressively scare away the effective pollinators. In summary, we show that the effective pollinators of V. luteola present strategies that allow them to visit the flowers without being aggressively attacked by the ants that visit the extrafloral nectaries (EFNs). Therefore, the presence of ants on plants could have a dual function: protecting plants against potential herbivores as well as, filtering flowers against nectar thieves.http://periodicos.uefs.br/index.php/sociobiology/article/view/3466ant-plant relationshipexperimental manipulationmultitrophic interactionsmutualismsLos Tuxtlas
spellingShingle Armando Aguirre
Wesley Dáttilo
Dulce Rodríguez-Morales
Sara Canchola-Orozco
Eliezer Cocoletzi-Vasquez
Rosamond Coates
Guillermo Angeles-Alvarez
Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
Sociobiology
ant-plant relationship
experimental manipulation
multitrophic interactions
mutualisms
Los Tuxtlas
title Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
title_full Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
title_fullStr Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
title_full_unstemmed Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
title_short Foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of Vigna luteola (Fabaceae) in a Mexican coastal sand dune
title_sort foraging ants on the extrafloral nectaries repel nectar thieves but not the effective pollinator of vigna luteola fabaceae in a mexican coastal sand dune
topic ant-plant relationship
experimental manipulation
multitrophic interactions
mutualisms
Los Tuxtlas
url http://periodicos.uefs.br/index.php/sociobiology/article/view/3466
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