If they still existed they would probably have moved into existing human-mined tunnels. Whether they’d wait until we abandoned them or chase us out, or help us build them, would depend on our relationship with them
“A train derailed in the tunnel due to a giant sloth sleeping on the tracks. No word of survivors at the time of recording, but officials say that they are expecting multiple fatalities including the sloth.”
If they still existed they would probably have moved into existing human-mined tunnels. Whether they’d wait until we abandoned them or chase us out, or help us build them, would depend on our relationship with them
What if we domesticated them and used them to mine coal?
“A train derailed in the tunnel due to a giant sloth sleeping on the tracks. No word of survivors at the time of recording, but officials say that they are expecting multiple fatalities including the sloth.”
that sounds like the plot of Ring of Fire