Today’s article is all about “How to plug groundhog holes?”. But, first of all, let us understand a bit about groundhogs.   Contents hide 1 Are groundhogs aggressive? 1.1 11 Effective Humane Ways to Avoid Groundhogs Holes 1.1.1 1) Repellents and insecticides 1.1.2 2) Canine fur and human hair: 1.1.3 3) Coyote, fox, or canine urine: … Continue reading How To Plug Groundhog Holes? [11 Humane Ways]