A remarkable collection of fossils has been unearthed in Florida after a sinkhole swallowed a group ... Among them is Holmesina, a now-extinct genus of giant armadillo-like mammals.

Florida, on February 28, 2013, a giant hole opened up under the bedroom floor of Jeffrey Bush, swallowing him as he slept. His body was never found. Bush was a victim of a sinkhole—a worldwide ...