Temperature effects on metabolism and energy requirement during the fast growth phase in the red-footed tortoise, Chelonoidis carbonaria

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorWildhunger-Wildlife Nutrition Advisory-
Autor(es): dc.contributorUniversity of Gothenburg-
Autor(es): dc.creatorMendoza, Pierina-
Autor(es): dc.creatorFuruta, Camila-
Autor(es): dc.creatorGarcia, Beatriz-
Autor(es): dc.creatorZena, Lucas A.-
Autor(es): dc.creatorCarciofi, Aulus C.-
Autor(es): dc.creatorBícego, Kênia C-
Data de aceite: dc.date.accessioned2025-08-21T17:41:40Z-
Data de disponibilização: dc.date.available2025-08-21T17:41:40Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2023-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s00360-023-01514-4-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/297642-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/297642-
Descrição: dc.descriptionEarly life is a challenging phase because of the high rates of morphophysiological development and growth. Changes in ambient temperature, which directly affect energy metabolism and digestive functions in ectotherms, may be of great impact during this phase. We addressed this issue in red-footed tortoise (Chelonoidis carbonaria) hatchlings kept in captivity. To this end, we investigated the effect of temperature (28 °C and 18 °C) on mass-specific gross energy intake (GEIm), daily body mass gain (MG), daily intake of gross energy (GEI), digestible energy (DEI), resting metabolic rate (RMR), and specific dynamic action (SDA) components during different seasons in the first 13 months after hatching. Greater GEIm and MG were observed in spring (381.7 ± 84.9 J.g-0.86.day-1 and 0.9 ± 0.4 g.day-1) and summer (356.9 ± 58.9 J.g-0.86.day-1 and 1.0 ± 0.4 g.day-1). The highest and lowest RMRs at 28 °C were observed in spring (36.4 ± 5.1 kJ.kg-1.day-1) and winter (22.4 ± 6.2 kJ.kg-1.day-1), respectively. Regardless season, hatchlings showed greater GEI and DEI, O2 consumption, CO2 production, RMR, maximum metabolic rate after feeding (FMRMAX), and heat increment (FMRMAX- RMR) at 28 °C compared to 18 °C. In addition, the significant body mass influence showed allometric exponents of 0.62 at 28 °C and 0.92 at 18 °C for RMR. Our results indicate an important effect of environmental temperature on energy requirements and utilization in C. carbonaria hatchlings, which is seasonally influenced even in this early phase of life.-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionDepartment of Animal Science Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionWildhunger-Wildlife Nutrition Advisory-
Descrição: dc.descriptionDepartment of Biology Sciences Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Biological and Environmental Sciences University of Gothenburg-
Descrição: dc.descriptionDepartment of Animal Morphology and Physiology Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Clinic and Veterinary Surgery Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Animal Science Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Biology Sciences Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Animal Morphology and Physiology Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionDepartment of Clinic and Veterinary Surgery Faculty of Agricultural and Veterinary Sciences São Paulo State University-
Descrição: dc.descriptionCNPq: 1/2020-1766-
Descrição: dc.descriptionFAPESP: 2019/14646-6-
Descrição: dc.descriptionFAPESP: 2019/14923-0-
Descrição: dc.descriptionFAPESP: 2021/10910-0-
Formato: dc.format661-676-
Idioma: dc.languageen-
Relação: dc.relationJournal of comparative physiology. B, Biochemical, systemic, and environmental physiology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectChelonoidis-
Palavras-chave: dc.subjectPostprandial metabolism-
Palavras-chave: dc.subjectResting metabolic rate-
Palavras-chave: dc.subjectTemperature-
Título: dc.titleTemperature effects on metabolism and energy requirement during the fast growth phase in the red-footed tortoise, Chelonoidis carbonaria-
Tipo de arquivo: dc.typelivro digital-
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