The mystery of the starfish is how he can be such a successful foe of clams and oysters. He attaches his sucking "tube-feet" to a bivalve, opens it, inserts his mobile stomach, eats and digests his victim. But apparently the starfish lacks the strength to open an oyster. In doing that job, a human being usually appreciates the aid of a knife. The force required was reported in Science last week by Professor Albert Moore Reese of West Virginia University. He pulled oysters and clams apart with a large spring scale attached to steel hooks inserted in notches cut in the...
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