Dave Liquorice wrote:
A 7" dia hole is just a bit on the large size for a rat hole. It's
big for rabbit, they are normally about 4" dia. 7" is badger/fox
size...
Ah now having seen the full post, 3" *is* more rat like but still a
little large, around 2" is more the norm for a rat.

The rat we had left about a 4-5" hole, but then it was a /huge/ bugger that
I saw.