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  1. 19233

    Good grief, I can’t believe this is a surprise that dinosaurs were cannibals. Frogs eat frogs. Rabbits eat their young. We can go on for quite a time enumerating mammals (including people), reptiles, birds, and insects that eat their own. The surprise is finding ones that aren’t cannibals. Barbara BennettPreston, Md.

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  2. Paleontology

    Family Meal: Cannibal dinosaur known by its bones

    Analyses of the gnaw marks on bones of Majungatholus atopus, a carnivorous dinosaur from Madagascar, indicate that the creatures routinely fed on members of their own species.

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  3. Math

    Dots and Boxes

    The familiar pencil-and-paper game of Dots-and-Boxes sounds exceedingly simple. Given a square or rectangular array of dots, two players take turns joining two adjacent dots with a horizontal or vertical line.