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VALUE OF THE GAPER-SHELLS.
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vourer of Gaper-shells, and the walrus is also able to obtain them. Even birds know the value of the Gaper-shell, and many of the larger species can disinter the molluscs with their beak, as easily as the foxes with their paws.
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There is a curious structure in the hinge of this species which is worthy of notice. At the upper part of the accompanying illustration is seen part of a
