Knockdown the high grasses and other plants for mulch with the brush scythe.
If chipmunks were good for alerting us to any dangers, we would be very safe here. Unfortunately, for them, Bruno will stalk them for hours, until he is successful. It's apparent how badly he was, by their proliferation this spring. There are 4 or more giving out alert calls this morning. Mr. Smiley's out and about, as well.