How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants

This report elucidates the process of settlement by Coccus scale insects into Crematogaster plant-ant nests formed inside the hollow stems of a myrmecophytic species, Macaranga bancana, in a tropical rain forest. We collected wafting scale insect nymphs from the canopy using sticky traps and charact...

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Main Author: Chihiro Handa
Format: Article
Language:English
Published: Universidade Estadual de Feira de Santana 2014-09-01
Series:Sociobiology
Subjects:
Online Access:http://periodicos.uefs.br/index.php/sociobiology/article/view/607
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author Chihiro Handa
author_facet Chihiro Handa
author_sort Chihiro Handa
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description This report elucidates the process of settlement by Coccus scale insects into Crematogaster plant-ant nests formed inside the hollow stems of a myrmecophytic species, Macaranga bancana, in a tropical rain forest. We collected wafting scale insect nymphs from the canopy using sticky traps and characterized the DNA sequence of the trapped nymphs. In addition, we experimentally introduced first-instar nymphs of both symbiotic and nonsymbiotic scale insects to M. bancana seedlings with newly formed plant-ant colonies. Nymphs of symbiotic species were generally carried by ants into their nests within a few minutes of introduction. Most nymphs of nonsymbiotic species were thrown to the ground by ants. Our results suggest that in Crematogaster–Macaranga myrmecophytism, symbiotic coccids disperse by wind onto host plant seedlings at the nymphal stage, and plant-ants actively carry the nymphs landing on seedlings into their nests in discrimination from nonsymbiotic scale insects.
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spelling doaj.art-0b17f4f177d448f7803b46974452057f2022-12-21T19:34:39ZengUniversidade Estadual de Feira de SantanaSociobiology0361-65252447-80672014-09-0159210.13102/sociobiology.v59i2.607How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-AntsChihiro Handa0Kyoto UniversityThis report elucidates the process of settlement by Coccus scale insects into Crematogaster plant-ant nests formed inside the hollow stems of a myrmecophytic species, Macaranga bancana, in a tropical rain forest. We collected wafting scale insect nymphs from the canopy using sticky traps and characterized the DNA sequence of the trapped nymphs. In addition, we experimentally introduced first-instar nymphs of both symbiotic and nonsymbiotic scale insects to M. bancana seedlings with newly formed plant-ant colonies. Nymphs of symbiotic species were generally carried by ants into their nests within a few minutes of introduction. Most nymphs of nonsymbiotic species were thrown to the ground by ants. Our results suggest that in Crematogaster–Macaranga myrmecophytism, symbiotic coccids disperse by wind onto host plant seedlings at the nymphal stage, and plant-ants actively carry the nymphs landing on seedlings into their nests in discrimination from nonsymbiotic scale insects.http://periodicos.uefs.br/index.php/sociobiology/article/view/607ant-plantant–hemipteran interactionmutualismSoutheast Asian tropical rain forestBorneo
spellingShingle Chihiro Handa
How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
Sociobiology
ant-plant
ant–hemipteran interaction
mutualism
Southeast Asian tropical rain forest
Borneo
title How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
title_full How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
title_fullStr How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
title_full_unstemmed How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
title_short How Do Scale Insects Settle into the Nests of Plant-Ants on Macaranga Myrmecophytes? Dispersal by Wind and Selection by Plant-Ants
title_sort how do scale insects settle into the nests of plant ants on macaranga myrmecophytes dispersal by wind and selection by plant ants
topic ant-plant
ant–hemipteran interaction
mutualism
Southeast Asian tropical rain forest
Borneo
url http://periodicos.uefs.br/index.php/sociobiology/article/view/607
work_keys_str_mv AT chihirohanda howdoscaleinsectssettleintothenestsofplantantsonmacarangamyrmecophytesdispersalbywindandselectionbyplantants