A wolf spider is a medium to large arachnid of the family Lycosidae, with body lengths ranging from 0.25 to 1.5 inches (0.64 to 3.81 cm), depending on the species.

What is it? Do you need to do anything except jump and maybe give a little shriek? If it's a wolf spider, there's no reason for concern. That's according to Michael Thome, an associate certified ...