Few have contributed more to the understanding of the early Americas and ancient mammals than Dan Fisher. After dozens of digs and numerous studies, he’s retiring from the University of Michigan this year.
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 males, according to a new University of Michigan-led study.
Farmers Make Sensational Woolly Mammoth Discovery Beneath Soybean Field porkbusiness.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from porkbusiness.com Daily Mail and Mail on Sunday newspapers.
Surging testosterone found in male woolly mammoths scienceblog.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from scienceblog.com Daily Mail and Mail on Sunday newspapers.