Deer and dog ticks are both parasites that can spread disease. They differ in size, the specific diseases they can carry, and where they’re found. Deer ticks and dog ticks are both types of ticks.

It’s a phrase often repeated amongst deer hunters who aren’t seeing any bucks—they’ve “gone nocturnal.” And it’s usually about this time in the fall—mid-October—when we start hearing it. The big guys ...