To warm on the rocks, to cool in the wind: Thermal relations of a small-sized lizard from a mountain environment.

作者: Ana Sofia Buza Gontijo , Camila Santos Garcia , Alexandre Ferreira Righi , Conrado A.B. Galdino

DOI: 10.1016/J.JTHERBIO.2018.07.003

关键词:

摘要: Rising temperatures accompanying global climate change are expected to affect mountain lizards. Therefore, basic information on how these ectotherms deal with their thermal environment is important for further management. We conducted a field study evaluate body temperature of the small-sized lizard Eurolophosaurus nanuzae relates environment. After capture, lizards was measured immediately, quickly followed by substrate and air temperatures, wind intensity, solar radiation at capture locations. Linear relationships showed that individuals positively related rocky but negatively speed. However, were unrelated temperature. Although an heat source E. nanuzae, in open it can reach up 10 °C above maximum lizards, thus be low-quality substrate. seemed use as cooling counterbalance risks overheating from high temperatures. As montane inhabits seems have hotter than those preferred species, should benefit winds keep appropriate levels. Different previous studies evaluated effects our results promote thermoregulation nanuzae.

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