Sold for a record price of more than $50 million, ‘Gus’ was described by Sotheby’s as more than 60% complete.

What science loses when ‘T. rex’ becomes a trophy
Kristi Curry Rogers, DeWitt Wallace Professor of Biology and Geology, Macalester College

Sold for a record price of more than $50 million, ‘Gus’ was described by Sotheby’s as more than 60% complete.