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  1. Barnacle - Wikipedia

    The word "barnacle" is attested in the early 13th century as Middle English "bernekke" or "bernake", close to Old French "bernaque" and medieval Latin bernacae or berneka, denoting …

  2. What are barnacles? - NOAA's National Ocean Service

    Barnacles (balanus glandula) are sticky little crustaceans related to crabs, lobsters, and shrimps.

  3. Barnacle - Description, Habitat, Image, Diet, and Interesting Facts

    Barnacle defined and explained with descriptions. Barnacle is a small crustacean that attaches itself to marine objects such as rocks, and boats.

  4. Barnacle | Anatomy, Habitat & Reproduction | Britannica

    Dec 20, 2025 · Barnacle, any of more than 1,000 predominantly marine crustaceans of the subclass Cirripedia highly modified for sedentary life. There are about 850 free-living species …

  5. What Are Barnacles and How Do They Live? - Biology Insights

    Aug 27, 2025 · Barnacles are primarily filter feeders, using their specialized cirri to capture microscopic organisms and detritus from the water. When submerged, the barnacle extends …

  6. Barnacles - Types, Anatomy, Reproduction, Diet, Lifecycle, & Pictures

    Sep 4, 2025 · Barnacles are sessile marine crustaceans closely linked to crabs, lobsters, and shrimp. They are part of the subclass Cirripedia, which falls under the larger subphylum …

  7. A Barnacle Attaches for Life (Yes, They're Living Crustaceans)

    May 9, 2025 · These tiny creatures are crustaceans, closely related to crabs and lobsters, and they’ve evolved some wild adaptations for life in the intertidal zone. Barnacles attach to a …

  8. What Are Barnacles? The Unique Crustaceans of the Sea

    Aug 7, 2025 · What Exactly Is a Barnacle? Barnacles are arthropods belonging to the infraclass Cirripedia within the subphylum Crustacea, making them relatives of crabs, lobsters, and …

  9. What Does a Barnacle Do? From Attachment to Feeding

    Oct 18, 2025 · To understand what a barnacle does, one must look past its seemingly inert shell to the complex, active creature enclosed within, which has developed specialized strategies …

  10. Barnacle Animal Facts - A-Z Animals

    May 27, 2024 · If you’ve heard of someone being referred to as a barnacle, it means they’re overly clingy. What is a barnacle? The barnacle is one of the oldest surviving creatures on …