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Corals face their share of invertebrate predators. Nudibranchs (NUDE i branks),
shell-less members of the phylum Mollusca, class Gastropoda, feed on soft corals
. Their name means "naked gills" and the feathery plumes on the dorsal side of ...
These segmented worms evert their mouths over the tips of the branching coral
and release enzymes, digesting the polyp within its calyx and then absorbing it.
Although an effective predator, the bristleworm does limited damage to the reef.
For protection, many fish stick together. Using a sensitive organ called the lateral
line, fish are able to detect movement among other members of the school. Such
sensitivity allows schools to move as one animal and thus evade predators or ...
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