Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks
- Autores
- Cuervo, Pablo Fernando; Flores, Fernando Sebastián; Venzal, José Manuel; Nava, Santiago
- Año de publicación
- 2021
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Aim: Understanding the degree to which closely related taxa diverge in their niche traits could provide insight on their evolutionary patterns, as well as shed some light on the mechanisms underpinning broad-scale biogeographic patterns. The evolution of ticks was thought to be driven by hosts. However, recent evidence suggests that tick evolution is more likely to be driven by habitat conditions. The Amblyomma maculatum group of ticks provides a good example to test the former, as its incipient speciation raises the possibility of a very rapid adaptation to slightly different environments. Location: The Americas. Taxa: Ticks from the Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group (A. tigrinum, A. triste s.s., A. maculatum s.s. and two intermediate morphs). Methods: We addressed the question of whether the differentiation of taxa within this group results from ecological factors, either maintaining a similar ecological niche (conservatism) or by occupying distinct niches (divergence). We analysed the distribution of each tick morphotype with ecological niche models. Next, we explored the question of whether these closely related taxa inhabit environments that are more different or more similar than expected by comparing niche overlap in environmental space. Results: We found evidence for niche differentiation, showing that the members of the Amblyomma maculatum group exist in and respond to aspects of different environments, leading to geographical variation. Main conclusions: The analysis of the ecological niches of the Amblyomma maculatum group of ticks indicates niche conservatism for the pairs A. tigrinum—A. maculatum s.s. and A. triste s.s.—A. maculatum s.s, traditionally associated to allopatric speciation; while incipient niche divergence is suggested for the remaining comparisons. These findings add additional evidence to the study of the evolution of ticks, giving support to the hypothesis of habitat conditions driving the evolution of taxa with no strict host specificity.
 EEA Rafaela
 Fil: Cuervo, Pablo Fernando. Universidad Nacional del Litoral. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; Argentina
 Fil: Cuervo, Pablo Fernando. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; Argentina
 Fil: Cuervo, Pablo Fernando. Universidad de Valencia. Facultad de Farmacia. Departamento de Parasitología; España
 Fil: Flores, Fernando S. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Ciencias Veterinarias del Litoral; Argentina
 Fil: Flores, Fernando S. Universidad Nacional del Litoral. Facultad de Ciencias Veterinarias. Instituto de Ciencias Veterinarias del Litoral; Argentina
 Fil: Venzal, José Manuel. Universidad de la República. CENUR Litoral Norte-Salto. Facultad de Veterinaria; Uruguay
 Fil: Nava, Santiago. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela; Argentina
 Fil: Nava, Santiago. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
- Fuente
- Journal of Biogeography (First published: 08 September 2021)
- Materia
- 
            
        Amblyomma maculatum
 Metastigmata
 Taxonomía
 Medio Ambiente
 Taxonomy
 Environment
 Garrapatas
 Ticks
- Nivel de accesibilidad
- acceso restringido
- Condiciones de uso
- Repositorio
.jpg) 
- Institución
- Instituto Nacional de Tecnología Agropecuaria
- OAI Identificador
- oai:localhost:20.500.12123/10239
Ver los metadatos del registro completo
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| spelling | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticksCuervo, Pablo FernandoFlores, Fernando SebastiánVenzal, José ManuelNava, SantiagoAmblyomma maculatumMetastigmataTaxonomíaMedio AmbienteTaxonomyEnvironmentGarrapatasTicksAim: Understanding the degree to which closely related taxa diverge in their niche traits could provide insight on their evolutionary patterns, as well as shed some light on the mechanisms underpinning broad-scale biogeographic patterns. The evolution of ticks was thought to be driven by hosts. However, recent evidence suggests that tick evolution is more likely to be driven by habitat conditions. The Amblyomma maculatum group of ticks provides a good example to test the former, as its incipient speciation raises the possibility of a very rapid adaptation to slightly different environments. Location: The Americas. Taxa: Ticks from the Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group (A. tigrinum, A. triste s.s., A. maculatum s.s. and two intermediate morphs). Methods: We addressed the question of whether the differentiation of taxa within this group results from ecological factors, either maintaining a similar ecological niche (conservatism) or by occupying distinct niches (divergence). We analysed the distribution of each tick morphotype with ecological niche models. Next, we explored the question of whether these closely related taxa inhabit environments that are more different or more similar than expected by comparing niche overlap in environmental space. Results: We found evidence for niche differentiation, showing that the members of the Amblyomma maculatum group exist in and respond to aspects of different environments, leading to geographical variation. Main conclusions: The analysis of the ecological niches of the Amblyomma maculatum group of ticks indicates niche conservatism for the pairs A. tigrinum—A. maculatum s.s. and A. triste s.s.—A. maculatum s.s, traditionally associated to allopatric speciation; while incipient niche divergence is suggested for the remaining comparisons. These findings add additional evidence to the study of the evolution of ticks, giving support to the hypothesis of habitat conditions driving the evolution of taxa with no strict host specificity.EEA RafaelaFil: Cuervo, Pablo Fernando. Universidad Nacional del Litoral. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; ArgentinaFil: Cuervo, Pablo Fernando. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; ArgentinaFil: Cuervo, Pablo Fernando. Universidad de Valencia. Facultad de Farmacia. Departamento de Parasitología; EspañaFil: Flores, Fernando S. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Ciencias Veterinarias del Litoral; ArgentinaFil: Flores, Fernando S. Universidad Nacional del Litoral. Facultad de Ciencias Veterinarias. Instituto de Ciencias Veterinarias del Litoral; ArgentinaFil: Venzal, José Manuel. Universidad de la República. CENUR Litoral Norte-Salto. Facultad de Veterinaria; UruguayFil: Nava, Santiago. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela; ArgentinaFil: Nava, Santiago. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaWiley2021-09-13T14:47:04Z2021-09-13T14:47:04Z2021-09info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttp://hdl.handle.net/20.500.12123/10239https://onlinelibrary.wiley.com/doi/10.1111/jbi.142450305-02701365-2699https://doi.org/10.1111/jbi.14245Journal of Biogeography (First published: 08 September 2021)reponame:INTA Digital (INTA)instname:Instituto Nacional de Tecnología Agropecuariaenginfo:eu-repo/semantics/restrictedAccess2025-10-23T11:17:44Zoai:localhost:20.500.12123/10239instacron:INTAInstitucionalhttp://repositorio.inta.gob.ar/Organismo científico-tecnológicoNo correspondehttp://repositorio.inta.gob.ar/oai/requesttripaldi.nicolas@inta.gob.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:l2025-10-23 11:17:44.41INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuariafalse | 
| dc.title.none.fl_str_mv | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| title | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| spellingShingle | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks Cuervo, Pablo Fernando Amblyomma maculatum Metastigmata Taxonomía Medio Ambiente Taxonomy Environment Garrapatas Ticks | 
| title_short | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| title_full | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| title_fullStr | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| title_full_unstemmed | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| title_sort | Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks | 
| dc.creator.none.fl_str_mv | Cuervo, Pablo Fernando Flores, Fernando Sebastián Venzal, José Manuel Nava, Santiago | 
| author | Cuervo, Pablo Fernando | 
| author_facet | Cuervo, Pablo Fernando Flores, Fernando Sebastián Venzal, José Manuel Nava, Santiago | 
| author_role | author | 
| author2 | Flores, Fernando Sebastián Venzal, José Manuel Nava, Santiago | 
| author2_role | author author author | 
| dc.subject.none.fl_str_mv | Amblyomma maculatum Metastigmata Taxonomía Medio Ambiente Taxonomy Environment Garrapatas Ticks | 
| topic | Amblyomma maculatum Metastigmata Taxonomía Medio Ambiente Taxonomy Environment Garrapatas Ticks | 
| dc.description.none.fl_txt_mv | Aim: Understanding the degree to which closely related taxa diverge in their niche traits could provide insight on their evolutionary patterns, as well as shed some light on the mechanisms underpinning broad-scale biogeographic patterns. The evolution of ticks was thought to be driven by hosts. However, recent evidence suggests that tick evolution is more likely to be driven by habitat conditions. The Amblyomma maculatum group of ticks provides a good example to test the former, as its incipient speciation raises the possibility of a very rapid adaptation to slightly different environments. Location: The Americas. Taxa: Ticks from the Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group (A. tigrinum, A. triste s.s., A. maculatum s.s. and two intermediate morphs). Methods: We addressed the question of whether the differentiation of taxa within this group results from ecological factors, either maintaining a similar ecological niche (conservatism) or by occupying distinct niches (divergence). We analysed the distribution of each tick morphotype with ecological niche models. Next, we explored the question of whether these closely related taxa inhabit environments that are more different or more similar than expected by comparing niche overlap in environmental space. Results: We found evidence for niche differentiation, showing that the members of the Amblyomma maculatum group exist in and respond to aspects of different environments, leading to geographical variation. Main conclusions: The analysis of the ecological niches of the Amblyomma maculatum group of ticks indicates niche conservatism for the pairs A. tigrinum—A. maculatum s.s. and A. triste s.s.—A. maculatum s.s, traditionally associated to allopatric speciation; while incipient niche divergence is suggested for the remaining comparisons. These findings add additional evidence to the study of the evolution of ticks, giving support to the hypothesis of habitat conditions driving the evolution of taxa with no strict host specificity. EEA Rafaela Fil: Cuervo, Pablo Fernando. Universidad Nacional del Litoral. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; Argentina Fil: Cuervo, Pablo Fernando. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Ciencias Veterinarias del Litoral. Laboratorio de Ecología de Enfermedades; Argentina Fil: Cuervo, Pablo Fernando. Universidad de Valencia. Facultad de Farmacia. Departamento de Parasitología; España Fil: Flores, Fernando S. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Ciencias Veterinarias del Litoral; Argentina Fil: Flores, Fernando S. Universidad Nacional del Litoral. Facultad de Ciencias Veterinarias. Instituto de Ciencias Veterinarias del Litoral; Argentina Fil: Venzal, José Manuel. Universidad de la República. CENUR Litoral Norte-Salto. Facultad de Veterinaria; Uruguay Fil: Nava, Santiago. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela; Argentina Fil: Nava, Santiago. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | 
| description | Aim: Understanding the degree to which closely related taxa diverge in their niche traits could provide insight on their evolutionary patterns, as well as shed some light on the mechanisms underpinning broad-scale biogeographic patterns. The evolution of ticks was thought to be driven by hosts. However, recent evidence suggests that tick evolution is more likely to be driven by habitat conditions. The Amblyomma maculatum group of ticks provides a good example to test the former, as its incipient speciation raises the possibility of a very rapid adaptation to slightly different environments. Location: The Americas. Taxa: Ticks from the Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group (A. tigrinum, A. triste s.s., A. maculatum s.s. and two intermediate morphs). Methods: We addressed the question of whether the differentiation of taxa within this group results from ecological factors, either maintaining a similar ecological niche (conservatism) or by occupying distinct niches (divergence). We analysed the distribution of each tick morphotype with ecological niche models. Next, we explored the question of whether these closely related taxa inhabit environments that are more different or more similar than expected by comparing niche overlap in environmental space. Results: We found evidence for niche differentiation, showing that the members of the Amblyomma maculatum group exist in and respond to aspects of different environments, leading to geographical variation. Main conclusions: The analysis of the ecological niches of the Amblyomma maculatum group of ticks indicates niche conservatism for the pairs A. tigrinum—A. maculatum s.s. and A. triste s.s.—A. maculatum s.s, traditionally associated to allopatric speciation; while incipient niche divergence is suggested for the remaining comparisons. These findings add additional evidence to the study of the evolution of ticks, giving support to the hypothesis of habitat conditions driving the evolution of taxa with no strict host specificity. | 
| publishDate | 2021 | 
| dc.date.none.fl_str_mv | 2021-09-13T14:47:04Z 2021-09-13T14:47:04Z 2021-09 | 
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| format | article | 
| status_str | publishedVersion | 
| dc.identifier.none.fl_str_mv | http://hdl.handle.net/20.500.12123/10239 https://onlinelibrary.wiley.com/doi/10.1111/jbi.14245 0305-0270 1365-2699 https://doi.org/10.1111/jbi.14245 | 
| url | http://hdl.handle.net/20.500.12123/10239 https://onlinelibrary.wiley.com/doi/10.1111/jbi.14245 https://doi.org/10.1111/jbi.14245 | 
| identifier_str_mv | 0305-0270 1365-2699 | 
| dc.language.none.fl_str_mv | eng | 
| language | eng | 
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| dc.publisher.none.fl_str_mv | Wiley | 
| publisher.none.fl_str_mv | Wiley | 
| dc.source.none.fl_str_mv | Journal of Biogeography (First published: 08 September 2021) reponame:INTA Digital (INTA) instname:Instituto Nacional de Tecnología Agropecuaria | 
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