Groundhog Day
PMP Staff
By: Jason Maus, Gerry Wegner Ph.D. The biology, behavior and control of America’s favorite weather-predicting pest. Biology The groundhog, Marmota monax (Rodentia: Sciuridae), is one of 14 species of large ground squirrels known as marmots. Adults range in length from 25 to 33 inches (body plus tail) and weigh 9 to 30 lbs. The breeding season extends from early […]