Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina
- Autores
- Laspiur, Julio Alejandro; Medina, Susana Marlin; Ausas, Maria Soledad; Acosta, Juan Carlos; Krenz, John D.; Ibarguengoytía, Nora
- Año de publicación
- 2024
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Explanations for differences in thermal biology within and between species of lizards employ concepts of phylogenetic inertia and plasticity. We compared the thermal biology of three liolaemid species in the Andean highlands in Argentina: two allopatric congeners (Phymaturus williamsi and P. aguanegra) each in syntopy with Liolaemus parvus. We predicted intra and inter-generic differences in ecophysiological traits and periods of activity at both sites, ecotypic differences between the (labile) Liolaemus populations, but predicted no interspecific differences between the (putatively conservative) Phymaturus. We determined the operative temperatures (Te), field body temperatures (Tb), preferred temperatures (Tpref), effectiveness of thermoregulation (E), and activity periods. As expected, P. williamsi differed from L. parvus in Tb, Tpref, and activity periods, likely as result of niche segregation. Contrary to predictions, the Phymaturus populations exhibited differentiation in Tb and Tpref, while L. parvus populations differed in T pref and E. Accordingly, Phymaturus species tend to be effective thermoregulators whereas L. parvus populations behave as good thermoregulators or thermoconformers depending on thermal conditions in fluctuating habitats. Phymaturus may be less evolutionarily conservative than previously suggested. The suite of co-evolving traits affecting thermal ecology may not be collectively conservative nor labile but rather a continuum between both evolutionary paths.
Fil: Laspiur, Julio Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Juan; Argentina. Universidad Nacional de San Juan. Escuela Universitaria de Ciencias de la Salud.; Argentina
Fil: Medina, Susana Marlin. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Centro de Investigación Esquel de Montaña y Estepa Patagónica. Universidad Nacional de la Patagonia "San Juan Bosco". Centro de Investigación Esquel de Montaña y Estepa Patagónica; Argentina
Fil: Ausas, Maria Soledad. 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
Fil: Acosta, Juan Carlos. Universidad Nacional de San Juan. Facultad de Ciencias Exactas Físicas y Naturales. Departamento de Biología; Argentina
Fil: Krenz, John D.. Minnesota State University; Estados Unidos
Fil: Ibarguengoytía, Nora. 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 - Materia
-
PHYMATURUS
LIOLAEMUS
THERMAL NICHE
ACTIVITY PERIODS
ANDES
ARGENTINA - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/238747
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Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, ArgentinaLaspiur, Julio AlejandroMedina, Susana MarlinAusas, Maria SoledadAcosta, Juan CarlosKrenz, John D.Ibarguengoytía, NoraPHYMATURUSLIOLAEMUSTHERMAL NICHEACTIVITY PERIODSANDESARGENTINAhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Explanations for differences in thermal biology within and between species of lizards employ concepts of phylogenetic inertia and plasticity. We compared the thermal biology of three liolaemid species in the Andean highlands in Argentina: two allopatric congeners (Phymaturus williamsi and P. aguanegra) each in syntopy with Liolaemus parvus. We predicted intra and inter-generic differences in ecophysiological traits and periods of activity at both sites, ecotypic differences between the (labile) Liolaemus populations, but predicted no interspecific differences between the (putatively conservative) Phymaturus. We determined the operative temperatures (Te), field body temperatures (Tb), preferred temperatures (Tpref), effectiveness of thermoregulation (E), and activity periods. As expected, P. williamsi differed from L. parvus in Tb, Tpref, and activity periods, likely as result of niche segregation. Contrary to predictions, the Phymaturus populations exhibited differentiation in Tb and Tpref, while L. parvus populations differed in T pref and E. Accordingly, Phymaturus species tend to be effective thermoregulators whereas L. parvus populations behave as good thermoregulators or thermoconformers depending on thermal conditions in fluctuating habitats. Phymaturus may be less evolutionarily conservative than previously suggested. The suite of co-evolving traits affecting thermal ecology may not be collectively conservative nor labile but rather a continuum between both evolutionary paths.Fil: Laspiur, Julio Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Juan; Argentina. Universidad Nacional de San Juan. Escuela Universitaria de Ciencias de la Salud.; ArgentinaFil: Medina, Susana Marlin. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Centro de Investigación Esquel de Montaña y Estepa Patagónica. Universidad Nacional de la Patagonia "San Juan Bosco". Centro de Investigación Esquel de Montaña y Estepa Patagónica; ArgentinaFil: Ausas, Maria Soledad. 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; ArgentinaFil: Acosta, Juan Carlos. Universidad Nacional de San Juan. Facultad de Ciencias Exactas Físicas y Naturales. Departamento de Biología; ArgentinaFil: Krenz, John D.. Minnesota State University; Estados UnidosFil: Ibarguengoytía, Nora. 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; ArgentinaAcademia Brasileira de Ciencias2024-02info: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/11336/238747Laspiur, Julio Alejandro; Medina, Susana Marlin; Ausas, Maria Soledad; Acosta, Juan Carlos; Krenz, John D.; et al.; Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina; Academia Brasileira de Ciencias; Anais da Academia Brasileira de Ciencias; 96; 1; 2-2024; 1-220001-37651678-2690CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.scielo.br/j/aabc/a/WbPpDfpLWV3b8cJsdCW37Bc/?lang=eninfo:eu-repo/semantics/altIdentifier/doi/10.1590/0001-3765202320191190info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:48:28Zoai:ri.conicet.gov.ar:11336/238747instacron: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 09:48:28.725CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
title |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
spellingShingle |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina Laspiur, Julio Alejandro PHYMATURUS LIOLAEMUS THERMAL NICHE ACTIVITY PERIODS ANDES ARGENTINA |
title_short |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
title_full |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
title_fullStr |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
title_full_unstemmed |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
title_sort |
Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina |
dc.creator.none.fl_str_mv |
Laspiur, Julio Alejandro Medina, Susana Marlin Ausas, Maria Soledad Acosta, Juan Carlos Krenz, John D. Ibarguengoytía, Nora |
author |
Laspiur, Julio Alejandro |
author_facet |
Laspiur, Julio Alejandro Medina, Susana Marlin Ausas, Maria Soledad Acosta, Juan Carlos Krenz, John D. Ibarguengoytía, Nora |
author_role |
author |
author2 |
Medina, Susana Marlin Ausas, Maria Soledad Acosta, Juan Carlos Krenz, John D. Ibarguengoytía, Nora |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
PHYMATURUS LIOLAEMUS THERMAL NICHE ACTIVITY PERIODS ANDES ARGENTINA |
topic |
PHYMATURUS LIOLAEMUS THERMAL NICHE ACTIVITY PERIODS ANDES ARGENTINA |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Explanations for differences in thermal biology within and between species of lizards employ concepts of phylogenetic inertia and plasticity. We compared the thermal biology of three liolaemid species in the Andean highlands in Argentina: two allopatric congeners (Phymaturus williamsi and P. aguanegra) each in syntopy with Liolaemus parvus. We predicted intra and inter-generic differences in ecophysiological traits and periods of activity at both sites, ecotypic differences between the (labile) Liolaemus populations, but predicted no interspecific differences between the (putatively conservative) Phymaturus. We determined the operative temperatures (Te), field body temperatures (Tb), preferred temperatures (Tpref), effectiveness of thermoregulation (E), and activity periods. As expected, P. williamsi differed from L. parvus in Tb, Tpref, and activity periods, likely as result of niche segregation. Contrary to predictions, the Phymaturus populations exhibited differentiation in Tb and Tpref, while L. parvus populations differed in T pref and E. Accordingly, Phymaturus species tend to be effective thermoregulators whereas L. parvus populations behave as good thermoregulators or thermoconformers depending on thermal conditions in fluctuating habitats. Phymaturus may be less evolutionarily conservative than previously suggested. The suite of co-evolving traits affecting thermal ecology may not be collectively conservative nor labile but rather a continuum between both evolutionary paths. Fil: Laspiur, Julio Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Juan; Argentina. Universidad Nacional de San Juan. Escuela Universitaria de Ciencias de la Salud.; Argentina Fil: Medina, Susana Marlin. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Centro de Investigación Esquel de Montaña y Estepa Patagónica. Universidad Nacional de la Patagonia "San Juan Bosco". Centro de Investigación Esquel de Montaña y Estepa Patagónica; Argentina Fil: Ausas, Maria Soledad. 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 Fil: Acosta, Juan Carlos. Universidad Nacional de San Juan. Facultad de Ciencias Exactas Físicas y Naturales. Departamento de Biología; Argentina Fil: Krenz, John D.. Minnesota State University; Estados Unidos Fil: Ibarguengoytía, Nora. 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 |
description |
Explanations for differences in thermal biology within and between species of lizards employ concepts of phylogenetic inertia and plasticity. We compared the thermal biology of three liolaemid species in the Andean highlands in Argentina: two allopatric congeners (Phymaturus williamsi and P. aguanegra) each in syntopy with Liolaemus parvus. We predicted intra and inter-generic differences in ecophysiological traits and periods of activity at both sites, ecotypic differences between the (labile) Liolaemus populations, but predicted no interspecific differences between the (putatively conservative) Phymaturus. We determined the operative temperatures (Te), field body temperatures (Tb), preferred temperatures (Tpref), effectiveness of thermoregulation (E), and activity periods. As expected, P. williamsi differed from L. parvus in Tb, Tpref, and activity periods, likely as result of niche segregation. Contrary to predictions, the Phymaturus populations exhibited differentiation in Tb and Tpref, while L. parvus populations differed in T pref and E. Accordingly, Phymaturus species tend to be effective thermoregulators whereas L. parvus populations behave as good thermoregulators or thermoconformers depending on thermal conditions in fluctuating habitats. Phymaturus may be less evolutionarily conservative than previously suggested. The suite of co-evolving traits affecting thermal ecology may not be collectively conservative nor labile but rather a continuum between both evolutionary paths. |
publishDate |
2024 |
dc.date.none.fl_str_mv |
2024-02 |
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/11336/238747 Laspiur, Julio Alejandro; Medina, Susana Marlin; Ausas, Maria Soledad; Acosta, Juan Carlos; Krenz, John D.; et al.; Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina; Academia Brasileira de Ciencias; Anais da Academia Brasileira de Ciencias; 96; 1; 2-2024; 1-22 0001-3765 1678-2690 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/238747 |
identifier_str_mv |
Laspiur, Julio Alejandro; Medina, Susana Marlin; Ausas, Maria Soledad; Acosta, Juan Carlos; Krenz, John D.; et al.; Thermal niches and activity periods in syntopic Phymaturus and Liolaemus lizards from the Andes, Argentina; Academia Brasileira de Ciencias; Anais da Academia Brasileira de Ciencias; 96; 1; 2-2024; 1-22 0001-3765 1678-2690 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://www.scielo.br/j/aabc/a/WbPpDfpLWV3b8cJsdCW37Bc/?lang=en info:eu-repo/semantics/altIdentifier/doi/10.1590/0001-3765202320191190 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/2.5/ar/ |
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application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Academia Brasileira de Ciencias |
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Academia Brasileira de Ciencias |
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reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
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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1844613505910571008 |
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13.070432 |