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Tentacle |
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tentacle
1. any of various elongated flexible organs that occur near the mouth in many invertebrates and are used for feeding, grasping, etc. 2. any of the hairs on the leaf of an insectivorous plant that are used to capture prey tentacle [′ten·tə·kəl] (invertebrate zoology) Any of various elongate, flexible processes with tactile, prehensile, and sometimes other functions, and which are borne on the head or about the mouth of many animals. Tentacle a movable outgrowth on the bodies of coelenterates, mollusks, annelids, bryozoans, brachiopods, pogonophores, pterobranchs, and other invertebrates. Tentacles are usually located at the front end of the body and serve to capture food; sometimes they are involved in respiration and palpation. In coelenterates the tentacles abound in stinging cells. In gastropods they are used for palpation and olfaction, while in cephalopods they are used for capturing prey and for locomotion. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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