Home Archives Costa Rica digs up mastodon, giant sloth bones in major archaeological find Costa Rica digs up mastodon, giant sloth bones in major archaeological findFebruary 13, 2026 A Researchers in Costa Rica have unearthed fossils from a mastodon and a giant sloth that lived as many as 40,000 years ago, officials announced… Login to continue reading Login Sign up for complimentary access Sign Up Now Close posteditor Articles: 27298 Previous Post Trump says change of power in Iran would be 'best thing' Next Post ICE to open second Tennessee immigrant detention center in Lebanon