Geez...and I was wondering what to do with all the spare time I'm gonna have now. I know that wouldn't work on wombats cause they burrow under the ground despite the superficial resemblance to squirrels (or flying squirrels.
I was watching the roto-rooter guy the other day though and it gave me a few ideas about burrows....
This is what they do in Portugal for fun...they'd rather drink than watch a bull fight and this lets things proceed at a properly liesurely pace: