The flamboyant and spectacular Bubble Shell Hydatina physis is a primitive sea slug that hunts tube worms.
Kleptoplasty – Stealing chloroplast to obtain an ongoing source of energy.
The “solar-powered” sea slug Phyllodesmium magnum farms zooxanthellae in its body obtained from its soft coral diet.
Some sea slugs have the ability to cast off portions of their anatomy in a process called autotomy. Berthella martensi is a side-gilled slug with this ability.
The Umbrella Shell Tylodina corticalis is an unusual sea slug.