Few creepy creatures evoke as much fear in humans as snakes and scorpions ... While a snake gives an instantaneous deadly bite, on the other hand, a scorpion's stinger paralyses and kills slowly.

But dust mites don’t bite humans. They also don’t live on humans, though they can sometimes get onto your clothing. Dust mites can, however, cause allergic reactions, which can resemble bites.

The Arizona bark scorpion ... centipede’s bite can cause sharp, burning pain and significant swelling. Its venom, while potent to its prey, is not usually deadly to humans but can lead to ...