🎞 كائن خيار البحر ( ذو الفم الريشي )
Feather Mouth Sea Cucumber,
or Snake Sea Cucumber is a long, slender sea cucumber with fifteen tentacles, sometimes growing as long as 3 m, it is one of the longest sea cucumbers. Its colouring is variable, being some shade of yellowish-brown with wide longitudinal stripes and patches of darker colour. The spicules (microscopic calcareous spike-like structures that support the body wall) are large and shaped like anchors and are used in locomotion; they can be as long as 2 mm.The spicules are adhesive, and the sea cucumber is very difficult to detach from a wetsuit. It is found in shallow waters in the tropical Indo-Pacific Ocean.
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