I would say a ground mole that got lost, but being that you’re in S. California they might be mini sand blows. :shock:
LOL, now that’s funny…
Gopher mound? Was it fan shaped with a slight depression in the middle?
i think you just found Jimmy Hoffa!!!
One is like five feet long the other two are about two x two I have not seen gofers under a house. Here is a pic of a growth on the same house
That “gowth” is some creepy s*it. It would make me nervous as hell.