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Articles written by Eddie Gregg - The Billings Gazette


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  • Scan finds difference between boy, girl stegosaurs

    EDDIE GREGG - The Billings Gazette|Updated Aug 12, 2013

    BILLINGS (AP) — Evan Saitta, a rising senior at Princeton who has been digging dinosaur fossils north of Billings for five years, made the history books Thursday. While scanning a series of 150-million-year-old stegosaur fossils at Billings Clinic, he made a breakthrough step in finding a way to differentiate between male and female stegosaurs. The elephant-sized herbivores have two pairs of defensive tail spikes and two rows of plates that run along their spines. At a d...