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Geotimes
April 2004
Megan Sever
Tracks in the Colorado Sand University of Colorado researchers recently made a stunning discovery on a golf course: several well-preserved mammal tracks from the age of the dinosaurs. mark for My Articles similar articles
Geotimes
October 2003
Megan Sever
Mine reclamation threatens tracksite In a small corner of northwest Alabama, the most diverse and prolific Carboniferous tracksite known on this planet is in danger of being reburied. mark for My Articles similar articles