HS-LS4-4

Construct an explanation based on evidence for how natural selection leads to adaptation of populations.

More Stories in HS-LS4-4

  1. Animals

    Surprise! Sixteen tiny wasp species found masquerading as one

    Scientists used new and old tools to overturn 160-year-old ideas about this wasp. They show you can’t tell a wasp by its looks.

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  2. Fossils

    Dinos may have had the sniffles 150 million years ago

    A respiratory infection that spread to air sacs in the vertebrae of a sauropod dinosaur likely led to the dino's now-fossilized bone lesions.

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  3. Animals

    Newfound ‘bambootula’ spider lives inside bamboo stems

    A YouTuber discovered a new tarantula genus living in bamboo near his home in Thailand. It’s the only tarantula known to choose such a habitat.

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  4. 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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  5. 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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  6. Animals

    Scientists discover the first true millipede

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

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  7. Life

    Scientists Say: Adaptation

    This word refers to a feature of a living thing that helps it better survive in its environment — or the process of that feature evolving in a population.

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  8. Animals

    Will the woolly mammoth return?

    Scientists are using genetic engineering and cloning to try to bring back extinct species or save endangered ones. Here’s how and why.

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  9. Animals

    Cloning boosts endangered black-footed ferrets

    A cloned ferret named Elizabeth Ann brings genetic diversity to a species that nearly went extinct in the 1980s.

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