Recent Sightings Prehistoric presents

December 9, 2015

A toy dinosaur stands next to replicas of a Spinosaurus tooth on display and available for purchase -- along with many gems and minerals -- during the Friends of the Geology Museum Holiday Sale at the University of Wisconsin-Madison on Dec. 4, 2015. The tooth replica is from a carnivorous specimen estimated to be approximately 100 million-years-old and found in Morocco. (Photo by Jeff Miller/UW-Madison)

Photo by: Jeff Miller

A toy dinosaur stands next to replicas of a Spinosaurus tooth on display and available for purchase — along with many gems and minerals — during the Friends of the Geology Museum Holiday Sale. The tooth replica is from a carnivorous specimen estimated to be approximately 100 million years old and found in Morocco.