ScienceT. rex teeth reportedly indicate a body temperature near 36°C
A post describes temperature readings from three Hell Creek T. rex teeth as falling in the warm-blooded range, while crocodilians from the same rocks came out cooler.
TLDR
A post says clumped isotopes in tooth enamel record the temperature of the body water a tooth grew from. It reports a reading of 36.3 ± 2.5°C for three Hell Creek T. rex teeth, placing that result in the warm-blooded range, and says crocodilians from the same rocks registered cooler temperatures.
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T. rex teeth reportedly indicate a body temperature near 36°C
A post describes temperature readings from three Hell Creek T. rex teeth as falling in the warm-blooded range, while crocodilians from the same rocks came out cooler.
TLDR
A post says clumped isotopes in tooth enamel record the temperature of the body water a tooth grew from. It reports a reading of 36.3 ± 2.5°C for three Hell Creek T. rex teeth, placing that result in the warm-blooded range, and says crocodilians from the same rocks registered cooler temperatures.