Recent Examples of sea slug from the Web
But as Steph Yin reports for the New York Times, the beautiful nudibranchs, who are commonly called sea slugs, may also be a cunning predator with a crafty way of getting a super-sized meal: feasting on prey that has just eaten.
Sea angels’ lovely outward appearance and name belie their status as a kind of sea slug, related to other forms of snails in the gastropod class.
The pair of sea slugs then swims through the water side-by-side in a flowing mating ritual that resembles a dance.
The nudibranch Cratena peregrina (pictured), a type of sea slug, often attacks prey that have just eaten, thus getting an extra boost of nutrition from the prey’s undigested meal, a new analysis reveals.
Ángel Valdés, a sea slug specialist at California State Polytechnic University, says by email.
Most were spineless marine critters: sea stars, sea slugs, oysters, barnacles, mussels, amphipods, bryozoans and isopods.
The same concentration that knocks out a person will anesthetize a sea slug or an amoeba, and will even paralyze a fern that normally curls up when touched, Dr. Shafer said.
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