DESCRIPTION: The ocean-dwelling black abalone has a single shell that is smoother than that of other abalone species. Its exterior is dark blue, dark green, or almost black in color, while the inside ...
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Sciencing on MSNHow Oysters Make Pearls And Why Some Are Different ColorsOnly oysters of the Ostreidae family can make pearls, but many other types of mollusks can produce these gems, such as ...
Once all of them are clean, use a new toothbrush to scrub the entire surface of each abalone under cool running water. Drain them, then dry them with paper towels. Scrub the shells and dry them ...
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