Rabies: Groundhogs are known carriers of the rabies virus. If bitten by one, it's important to immediately seek medical attention and be treated with the rabies vaccine.

How common is rabies in groundhogs?

Last year, eight groundhogs out of 242 animals were diagnosed with rabies. "It's rare, but since they're mammals, they can contract it," Mancuso said, and according to wildlife experts, in these two groundhog cases, rabies could be the culprit.

How can you tell if a groundhog is rabid?

This is the most common diseases that groundhogs carry. Symptoms of a rabid groundhog include the presence of foam in the mouth, full or partial paralysis and also aggression. Rabies is a very dangerous disease to human beings and infected people should seek medical attention within the next few hours after infection.