B. Bruce Falls

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This paper describes the thermal biology of the common garter snake, Thamnophis sirtalis, a diurnal, viviparous colubrid. The body temperatures of snakes caught in the field are cooler and more variable early and late in the day, and early and late in the active season. On sunny days in midsummer, females average about 1 C° warmer than males. The frequency(More)
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