Old bones found at the sports center

This is what is says:
"AMERICAN MASTODON
THESE BONES WERE DISCOVERED DURING CONSTRUCTION OF THE  COMMUNITY CENTER IN 1999. 
MASTODONS LIVED UNTIL ABOUT 10,000 YEARS AGO AND THEIR FOSSILS HAVE BEEN FOUND ALL OVER THE WORLD. THEY LIVED IN HERDS AND HAD POINTED TEETH THAT WERE ADAPTED TO EATING TWIGS AND BRANCHES"