MS-LS4-1

Analyze and interpret data for patterns in the fossil record that document the existence, diversity, extinction, and change of life forms throughout the history of life on Earth under the assumption that natural laws operate today as in the past.

More Stories in MS-LS4-1

  1. Fossils

    Ancient ‘ManBearPig’ mammal lived fast — and died young

    Developing in the womb for a while — but being born ready to take on the world — may have helped post-dinosaur mammals rise to dominance.

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  2. Fossils

    Bright-colored feathers may have topped pterosaurs’ heads

    Fossil remains of a flying reptile hint that their vibrant crests may have originated 250 million years ago in a common ancestor with dinosaurs.

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  3. Humans

    Scientists Say: Denisovan

    The Denisovans were a recently discovered population of ancient hominids.

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  4. Fossils

    One of the earliest meat-eating mammals was saber-toothed

    Millions of years before the evolution of saber-toothed cats, a newly discovered "hypercarnivore" prowled the forests of what is now San Diego.

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  5. Animals

    The end of the dinosaurs appears to have come in springtime

    Fish fossils from North Dakota suggest when the Chicxulub asteroid devastated Earth, triggering the mass extinction of dinosaurs and other species.

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  6. Archaeology

    Our species may have reached Europe while Neandertals were there

    Archaeological finds from an ancient French rock-shelter show periodic settlements by both populations, just not at the same time.

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  7. Animals

    Mysterious kunga is the oldest known human-bred hybrid animal

    People bred these animals — part donkey, part wild ass — some 4,500 years ago, probably for use in fighting wars.

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  8. Animals

    Scientists discover the first true millipede

    The newfound deep-living species tunnels belowground using a whopping 1,306 legs!

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  9. Fossils

    ‘Penis worms’ could have been the original hermits

    These soft-bodied critters lived in abandoned shells about 500 million years ago, a new study suggests.

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