MS-LS4-2

Apply scientific ideas to construct an explanation for the anatomical similarities and differences among modern organisms and between modern and fossil organisms to infer evolutionary relationships.

  1. Health & Medicine

    Evolved to run

    Heel bones hint that humans could run farther than Neandertals.

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  2. Fossils

    Big fish in ancient waters

    Fossils have revealed an ancient, oversized relative of modern-day swordfish.

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  3. Fossils

    Dino bite leaves a tooth

    Meat-eating dinosaurs sometimes feasted on flying reptiles.

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  4. Fossils

    Ancient critter caught shedding Its skin

    A fossil reveals that ancient animals shed their skin, just as insects and crustaceans do today.

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  5. Fossils

    Dinosaurs grow up

    Learning how fast dinosaurs grew may help link birds to dinosaurs.

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