 Oo-arr me hearties! Barnacles, everyone's favourite clingy crustaceans, start life off adrift in the ocean depths but soon learn to hold |
tight to any large, and reasonably slow moving, object - organic or not. Crafty ship owners fought back in 1955 with the creation of a system of metal plates, vibrating at 25,000Hz, which work to repel the wee crusties. Whales, on the other hand, aren't so lucky. DP |
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