Scary Animals and Pets

The classic black widow with it's red-colored hour glass marking underneath.

Rick Foster, AP

Halloween vampire bat decoration. Can it get any scarier?

Stan Honda, AFP / Getty Images

Don't let him cross your path.

The mysterious wolf can be scary to some, but to others it's not scary at all -- but have you heard a wolf howl in the light of a full moon? Maybe you'd change your mind.

Is he smiling or is he mad?

AFP/Getty Images

Shedding his skeleton skin (exoskeleton).

Richard Ellis, Getty Images

After millions of years, can't they just leave us alone?

Justin Sullivan, Getty Images

Too many teeth not to be on the scary list.

AFP / Getty Images

Dogs are great, but for some of us, they can still earn a spot on the scary list.

jupiterimages