Woodchucks - Groundhogs

Michigan State University Extension - Information on Woodchuck damage control in the garden, such as, trapping, fencing, restricted and unrestricted methods.
web1.msue.msu.edu/imp/modwl/11209804.html

Problem Woodchuck Control - A nuisance wildlife control operator for over ten years offers his advice on trapping woodchucks in your garden.
www.albaspectrum.com/texts/00160220.html

University of Maine: Cooperative Extension - Information on woodchucks and the methods that can be used to control them.
www.umext.maine.edu/piscataquis/gardening/2006/Vol4iss6/woodchuck.htm

Wildlife Damage Control - Offers woodchuck information, such as, description, life-cycle, habitat and damage control information.
www.wildlifedamagecontrol.net/Groundhogs.php