Tentacle | Encyclopedia.com
https://www.encyclopedia.com/plants-and-animals/zoology-and-veterinary-medicine/zoology-general/tentacle
WEBMay 23, 2018 · tentacle. 1. In many invertebrate animals, a long, slender, flexible structure, often bearing sense receptors, used to obtain information about the immediate environment and often to obtain food. 2. In corals and sea anemones, a movable, tubular extension of the body cavity; tentacles are arranged in a ring around the mouth. 3.
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