Evolution

Animals Making a Living

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An animal makes its living by finding food. Plant eaters have a relatively easy time of it, while meat eaters must work a little harder for their next meal. This video segment explores the wide range of food-finding strategies that exist in the animal world and identifies some of the physical and behavioral adaptations that make them effective.

Secret Turkey Lurk | Wild Kratts

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Chris and Martin go on a creature hunt for the elusive wild turkey. These birds are smart, fast, and good at avoiding predators!

Peregrine Falcons in Urban Settings | World's Fastest Animal

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Learn how peregrine falcons have adapted to life in cities in these videos from NOVA: World’s Fastest Animal. Use this resource to illustrate how a particular environment meets the basic needs for an organism’s survival and to stimulate questions and thinking about peregrine falcons.

What a Dinosaur Looks like under a Microscope | Eons

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We traveled to Bozeman, Montana to meet with Dr. Ellen-Thérèse Lamm who explores ancient life by studying it at the cellular level. Kallie and Dr. Lamm discuss how she does this, and what she’s learned by putting dinosaur bones under a microscope.

Dinosaurs with Jack Horner | Science Trek

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Once dinosaurs ruled the Earth, but now all we have left are their bones. But bones have a great story to tell. Find out more about dinosaurs with leading paleontologist Jack Horner.

Rainbow Trout in Winter | Wild Kratts

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Join the Wild Kratt gang as they learn how creatures survive in the winter. Rainbow trout slow down during the season, when they live underneath a thick sheet of ice. Their slower speed makes them easy prey for otters like Slider.

Why Do We Cook? | It's Okay to Be Smart

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Ever wonder why we cook our food? We do it because it tastes good, of course, and because our customs and traditions are built around it. However, we also cook our food for some basic biological reasons.

Why Triassic Animals Were Just the Weirdest | Eons

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The Triassic was full of creatures that look a lot like other, more modern species, even though they’re not closely related at all. The reason for this has to do with how evolution works and with the timing of the Triassic itself: when life was trapped between two mass extinctions.

Bears | Science Trek

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This video segment from IdahoPTV's Science Trek shows bears' adaptations for eating. These include prehensile lips, and claws. It explains that they have to eat a lot before their winter hibernation.  Then  join two biologists as they set a trap for a bear as part of their research project about bear movement. Learn what a GPS collar is used for and what information a bear's tooth reveal.

Orbit the Spider - Wild Kratts | PBS KIDS Lab

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Use this video to teach children how the Golden Orb Weaver spider spins her web. Chris and Martin watch Orbit, the Golden Orb Weaver Spider, spin an orb web!

Utiliza este vídeo par enseñar a niños cómo la araña teje su tela de araña. Chris y Martin ven a Orbit tejer una telaraña.

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