1. The scorpionfish also has poisonous spines used in defense.

2. A devil scorpionfish in the Fiji Islands looks sleepy, but it's waiting motionless for unsuspecting prey to swim past before it strikes.

3. Photo Gallery: Marine Marvels It's hard to tell which end is up in this close-up of a bearded scorpionfish in the Fiji Islands.

4. It's hard to tell which end is up in this close-up of a bearded scorpionfish in the Fiji Islands.

5. Juvenile members of this species are preyed upon by a variety of benthic fishes, including, but not limited to, scorpionfish, cabezon , sand bass, and rockfishes.