Now here's a fish that *definitely* knows its angles! The sailfin sculpin, aka Steinhart Aquarium's Next Top Model, waves that massive dorsal fin to help it replicate the movement of seaweed in its habitat. | California Academy of Sciences

Meet the grunt sculpin, the only species in the family Rhamphocottidae! These unique marine fish have a distinctive look, with a large head that's 60% of their body length, a long snout, and two bony ridges on top of their head. Generally found along rocky bottoms of intertidal zones in the Pacific, these unique fish feed primarily on crustaceans, zooplankton and fish larvae. They often times inhabit the empty shells of barnacles as a hiding place or nesting site to lay their eggs. Guests can vi

Check out this sculpin we came across inside a Tennessee cave! Two species of sculpin live in caves around here, the Mottled Sculpin and the Banded Sculpin. They can be tricky to tell apart, since the differences between them are subtle. | TAG Caver