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These creatures, which range from lentil- to orange-sized, are eaten by various marine species, including a wide variety of fish that are, in turn, consumed by penguins and polar bears. The sea butterflies form the sole food source of their relatives, the Gymnosomata. [8] They are also consumed by sea birds, whales, and commercially important fish.
Pteropoda (common name pteropods, from the Greek meaning "wing-foot") are specialized free-swimming pelagic sea snails and sea slugs, marine opisthobranch gastropods.Most live in the top 10 m of the ocean and are less than 1 cm long.
Sea angels are gelatinous, mostly transparent, and very small, with the largest species (Clione limacina) reaching 5 cm. C. limacina is a polar species; those found in warmer waters are far smaller. Some species of sea angels feed exclusively on sea butterflies ; the angels have terminal mouths with the radula common to mollusks, and tentacles ...
The superfamily Cavolinioidea is the most speciose group of sea butterflies. They belong to the suborder Euthecosomata. [1] Sea butterflies (thecosomata) are pelagic marine gastropods, so called because they swim by flapping their wing-like parapodia.
Clionoidea is a taxonomic superfamily of sea slugs, specifically naked (i.e. unshelled) pteropods, marine opisthobranch gastropod mollusks in the clade Gymnosomata. [1] They are sometimes called "sea angels" or "naked sea butterflies" along with the other superfamily in the Gymnosomata. They can be found anywhere from the surface to a depth of ...
Photos of each specimen show the variations in color and the corn-on-the-cob-like pattern covering their five arms. The deep-sea creatures were found among rocky and pebbly areas, scientists said.
It’s unknown why the sea butterflies have returned — but officials encourage beachgoers to swim with them. Elusive sea butterflies mysteriously flock to Israel coast after 29 years. Take a look
Researchers at the University of Central Florida spent 11 years tracking sea turtle species off Florida's west coast, including this young loggerhead. Photo taken under National Marine Fisheries ...