Add Yahoo as a preferred source to see more of our stories on Google. Illustration of two woolly mammoths fighting during an ice age. Male woolly mammoths turned into sex fiends when in heat, just ...

Testosterone preserved in the tusks of male woolly mammoths reveal that they went through a seasonal change called musth, just like modern elephants do. Once they reach sexual maturity, male African ...

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Musth, a time of heightened testosterone levels and aggression in male elephants related to reproduction, has now been identified in woolly mammoth tusks. Remarkably, this is the first time hormones ...

Traces of sex hormones extracted from a woolly mammoth's tusk provide the first direct evidence that adult males experienced musth, a testosterone-driven episode of heightened aggression against rival ...

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The testosterone surges seen in the mammoth tusk are consistent with musth-related testosterone peaks the researchers observed in an African bull elephant tusk, according to the study authors. The ...

Traces of ancient hormones were detected in the tusks of a woolly mammoth that lived more than 33,000 years ago, revealing that the now-extinct creatures had episodes of raging testosterone. Traces of ...