Wrinkled Dove Snail (Amphissa columbiana) ~ This species is mainly a scavenger of dead flesh and dead algae, which it uses its long siphon to find. It is a very active snail.  It moves using a single muscular wave along its foot from front to back. This snail can climb very well and can rear up on the back of its foot to feel for new They climb well, and often rear up on the back of the foot to feel for new substrate. A gland on the rear of the foot secretes a thick mucus strand which the animal can use to suspend itself in the water. The empty shells are often used by hermit crabs.