Help (20 yr old sulcata is digging)

[Flex]

I'll post a pic once I figure out how to lol

 

[omgdoubletacos]

I have an 8 year old sulcata and he has dug 1 burrow. I leave it open in the summer for him and lay a piece if plywood with some cinder blocks over it in the winter. I have very clay like dirt though, so I have no fears of it caving in on him