How to keep pet dogs from ingesting mushrooms in the lawn

Even mushrooms that are considered safe for humans can cause stomach upset in some dogs, so the best thing is to remove the fungi. Photo: TNS/Dreamstime

I just picked a mushroom out of my lawn. I have two beagles that eat everything. Is this a dangerous one? They are coming out everywhere!

Anything non-toxic to get rid of them if they are bad ones?