Validation of Temperature-Sensitive Radio Transmitters for Measurement of Body Temperature in Small Animals

Ardea

B.I. Tieleman³  Joseph B. Williams¹  Mohammed Shobrak² 

[1] 1 Dept. EEOB, Ohio State University, Columbus, OH 43210, USA;3 Biology department, Science College, Taif University, P.O. Box 888, Taif, Saudi Arabia;2 Animal Ecology Group, Centre for Ecological and Evolutionary Studies, University of Groningen, P.O, Box 14, 9750 Haren, The Netherlands

关键词: Thermoregulation;   

DOI  :  

学科分类：动物科学

来源: Nederlandse Ornithologische Unie/Netherlands Ornithological Union

【 摘 要 】

Aspartofastudyonthecorebodytemperature(Tb)ofdesertbirds,wepurposedtousetemperature-sensitiveimplantableradiotransmitters.Becauseofthedifficultyinrecapturingthesebirds,weneededtoknowiftheseelectronicdevicesheldtheircalibrationoverthedurationofnormalbatterylife(21days).Ourinitialcalibrationat40°Cwasconsistentlylessthanthatofthemanufacturer,althoughinsomecasesdifferencesweresmall:deviationsintemperatureaspredictedbythecompany'scalibrationandourownrangedfrom0.1to1.7°C,Wetestedfordriftincalibrationandfoundthatforthefirst9daysofoperation,mostradiotransmittersdeviatedbylessthan0.5°Cfromtheinitialcalibration.Differencesbetweenpredictedandactualtemperaturebecameprogressivelylargerwithtime,sometimesexceeding2.0°C.Ifpossible,wesuggestthattransmittersbecalibrated,implanted,andthenaftertakingdataonTbofthefree-livingbird,thetransmittersshouldberecoveredandrecalibrated.Ifitisnotpossibletorecapturebirds,thenourdatasuggestthatTbpredictedbypulseperiodsarereasonableupto9–12daysaftertheinitialcalibrationbutdatarecordedbeyondthistimeperiodarepotentiallysuspect.

【 授权许可】

Unknown