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Arce SI, Saravia-Pietropaolo MJ, Saluzzo M, Manzoli DE, Antoniazzi LR, Quiroga MA, Beldomenico PM. Survey of Philornis (Diptera: Muscidae) larvae in adult birds from central Argentina. Parasitol Res 2021; 120:3905-3908. [PMID: 34561752 DOI: 10.1007/s00436-021-07322-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2021] [Accepted: 09/15/2021] [Indexed: 10/20/2022]
Abstract
The majority of known Philornis species (Diptera: Muscidae) cause subcutaneous myiasis in Neotropical altricial and semi-altricial nestlings. Generating information about these parasites is of relevance as they are a threat for the conservation of some wild bird species and also because they are an excellent model to study the ecology of host-parasite interactions. Although there are records of this parasitism in adult birds, the parasitic larvae are primarily associated with nestlings. However, systematic surveys including active search for larvae in older birds have been very scarce. Here we present results from a survey conducted along 6 years and encompassing a sample of 3029 subadult and adult birds in Santa Fe province, Argentina, where broods are frequently parasitised by the Philornis torquans complex. We found only one dipteran larva parasitising a greater thornbird. This larva was morphologically compatible with Philornis. Given the extremely low estimated prevalence (1/3029 = 0.03%), we conclude that the presence of larvae in subadult and adult birds is an extremely rare event in the studied bird community and that the species belonging to the P. torquans complex present in central Argentina are almost exclusively parasites of nestlings.
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Affiliation(s)
- Sofia I Arce
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina
| | - María José Saravia-Pietropaolo
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina
| | - Melisa Saluzzo
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina
| | - Darío E Manzoli
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina.,Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, RP Kreder 2805, 3080, Esperanza, Santa Fe, Argentina
| | - Leandro R Antoniazzi
- Instituto de Bio Y Geociencias del NOA (Universidad Nacional de Salta - Consejo Nacional de Investigaciones Científicas Y Técnicas), Av. 9 de Julio 14, Rosario de Lerma, Salta, Argentina
| | - Martín A Quiroga
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina
| | - Pablo M Beldomenico
- Laboratorio de Ecología de Enfermedades, Instituto de Ciencias Veterinarias del Litoral (Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Científicas Y Técnicas), Santa Fe, Argentina. .,Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, RP Kreder 2805, 3080, Esperanza, Santa Fe, Argentina.
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