Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks
- Autores
- Aizen, Marcelo Adrian; Sabatino, Cristina Malena; Tylianakis, Jason
- Año de publicación
- 2012
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The loss of interactions from mutualistic networks could foreshadow both plant and animal species extinctions. Yet, the characteristics of interactions that predispose them to disruption are largely unknown. We analyzed 12 pollination webs from isolated hills ("sierras"), in Argentina, ranging from tens to thousands of hectares. We found evidence of nonrandom loss of interactions with decreasing sierra size. Low interaction frequency and high specialization between interacting partners contributed additively to increase the vulnerability of interactions to disruption. Interactions between generalists in the largest sierras were ubiquitous across sierras, but many of them lost their central structural role in the smallest sierras. Thus, particular configurations of interaction networks, along with unique ecological relations and evolutionary pathways, could be lost forever after habitat reduction.
Fil: Aizen, Marcelo Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; Argentina
Fil: Sabatino, Cristina Malena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; Argentina
Fil: Tylianakis, Jason. University of Canterbury; Nueva Zelanda - Materia
-
Interactions Loss
Mutualistic Networks
Nonrandom Loss
Specialization And Rarity - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/76582
Ver los metadatos del registro completo
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Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist NetworksAizen, Marcelo AdrianSabatino, Cristina MalenaTylianakis, JasonInteractions LossMutualistic NetworksNonrandom LossSpecialization And Rarityhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1The loss of interactions from mutualistic networks could foreshadow both plant and animal species extinctions. Yet, the characteristics of interactions that predispose them to disruption are largely unknown. We analyzed 12 pollination webs from isolated hills ("sierras"), in Argentina, ranging from tens to thousands of hectares. We found evidence of nonrandom loss of interactions with decreasing sierra size. Low interaction frequency and high specialization between interacting partners contributed additively to increase the vulnerability of interactions to disruption. Interactions between generalists in the largest sierras were ubiquitous across sierras, but many of them lost their central structural role in the smallest sierras. Thus, particular configurations of interaction networks, along with unique ecological relations and evolutionary pathways, could be lost forever after habitat reduction.Fil: Aizen, Marcelo Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; ArgentinaFil: Sabatino, Cristina Malena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; ArgentinaFil: Tylianakis, Jason. University of Canterbury; Nueva ZelandaAmerican Association for the Advancement of Science2012-03-23info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/76582Aizen, Marcelo Adrian; Sabatino, Cristina Malena; Tylianakis, Jason; Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks; American Association for the Advancement of Science; Science; 335; 6075; 23-3-2012; 1486-14890036-8075CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1126/science.1215320info:eu-repo/semantics/altIdentifier/url/https://science.sciencemag.org/content/335/6075/1486info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:31:08Zoai:ri.conicet.gov.ar:11336/76582instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:31:08.711CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
title |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
spellingShingle |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks Aizen, Marcelo Adrian Interactions Loss Mutualistic Networks Nonrandom Loss Specialization And Rarity |
title_short |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
title_full |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
title_fullStr |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
title_full_unstemmed |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
title_sort |
Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks |
dc.creator.none.fl_str_mv |
Aizen, Marcelo Adrian Sabatino, Cristina Malena Tylianakis, Jason |
author |
Aizen, Marcelo Adrian |
author_facet |
Aizen, Marcelo Adrian Sabatino, Cristina Malena Tylianakis, Jason |
author_role |
author |
author2 |
Sabatino, Cristina Malena Tylianakis, Jason |
author2_role |
author author |
dc.subject.none.fl_str_mv |
Interactions Loss Mutualistic Networks Nonrandom Loss Specialization And Rarity |
topic |
Interactions Loss Mutualistic Networks Nonrandom Loss Specialization And Rarity |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The loss of interactions from mutualistic networks could foreshadow both plant and animal species extinctions. Yet, the characteristics of interactions that predispose them to disruption are largely unknown. We analyzed 12 pollination webs from isolated hills ("sierras"), in Argentina, ranging from tens to thousands of hectares. We found evidence of nonrandom loss of interactions with decreasing sierra size. Low interaction frequency and high specialization between interacting partners contributed additively to increase the vulnerability of interactions to disruption. Interactions between generalists in the largest sierras were ubiquitous across sierras, but many of them lost their central structural role in the smallest sierras. Thus, particular configurations of interaction networks, along with unique ecological relations and evolutionary pathways, could be lost forever after habitat reduction. Fil: Aizen, Marcelo Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; Argentina Fil: Sabatino, Cristina Malena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; Argentina. Universidad Nacional del Comahue. Centro Regional Universitario Bariloche. Laboratorio de Ecotono; Argentina Fil: Tylianakis, Jason. University of Canterbury; Nueva Zelanda |
description |
The loss of interactions from mutualistic networks could foreshadow both plant and animal species extinctions. Yet, the characteristics of interactions that predispose them to disruption are largely unknown. We analyzed 12 pollination webs from isolated hills ("sierras"), in Argentina, ranging from tens to thousands of hectares. We found evidence of nonrandom loss of interactions with decreasing sierra size. Low interaction frequency and high specialization between interacting partners contributed additively to increase the vulnerability of interactions to disruption. Interactions between generalists in the largest sierras were ubiquitous across sierras, but many of them lost their central structural role in the smallest sierras. Thus, particular configurations of interaction networks, along with unique ecological relations and evolutionary pathways, could be lost forever after habitat reduction. |
publishDate |
2012 |
dc.date.none.fl_str_mv |
2012-03-23 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/76582 Aizen, Marcelo Adrian; Sabatino, Cristina Malena; Tylianakis, Jason; Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks; American Association for the Advancement of Science; Science; 335; 6075; 23-3-2012; 1486-1489 0036-8075 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/76582 |
identifier_str_mv |
Aizen, Marcelo Adrian; Sabatino, Cristina Malena; Tylianakis, Jason; Specialization and Rarity Predict Nonrandom Loss of Interactions from Mutualist Networks; American Association for the Advancement of Science; Science; 335; 6075; 23-3-2012; 1486-1489 0036-8075 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1126/science.1215320 info:eu-repo/semantics/altIdentifier/url/https://science.sciencemag.org/content/335/6075/1486 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
American Association for the Advancement of Science |
publisher.none.fl_str_mv |
American Association for the Advancement of Science |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.070432 |