Animal Defenses

In nature, survival is the name of the game. This video segment explores the world of animal defense and shows that predators don't always have the upper hand.

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Animal Hearing

This video segment discusses the physical adaptations that give several nocturnal animals a heightened sense of hearing. Footage from NOVA: "Mystery of the Senses: Hearing."

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Animal Hearing

Students explore how sound is created, the importance of hearing in certain environments and some environmental causes of hearing loss.

Arctic Tundra

This video segment from Wild Europe: "Wild Arctic" explores the struggle for survival in one of Earth's most extreme environments.

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Beavers

This video segment explores the world of the beaver, including the biology of the species and, more importantly, its ability to transform an ecosystem for its own benefit.

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Bee Navigation

This video segment from NOVA: "The Mystery of Animal Pathfinders" explores honeybee communication and navigation.

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Being Human

Using segments from the PBS program The Human Spark, students explore the question “What makes us human?”

Beneath the Waters of Cocos Island

The nutrient-rich waters surrounding Cocos Island set the stage for astounding predator-prey interactions, as seen in this video segment from NOVA: "Island of Sharks."

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Beyond the Present

This video from The Human Spark provides a look at humans' unique ability to reflect upon events that have happened in the past and think about things that could possibly happen in the future.

Birds of Prey

This video segment from IdahoPTV's D4K defines birds of prey and explains what characteristics they have that identify them as a raptor and help them catch their prey.

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Body Breakdowns

This interactive feature from the NOVA "Surviving Denali" Web site details the variety of ways the body can fail while climbing a high-altitude peak.

Body Needs

This interactive feature from the NOVA "Dying to Be Thin" Web site describes the nutritional needs of the body and how to meet them.

The Brain

This video segment from IdahoPTV's D4K explores the anatomy of the brain and how your brain interacts with the rest of your body.

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Brain Geography

Which part of your brain controls your ability to swallow? Your instinct to survive? And how do all the brain's parts function cooperatively? Find out with this interactive feature from the NOVA: "Coma" Web site.

Chain Reaction

This inquiry-based Nature lesson plan will challenge students to design and conduct scientifically valid experiments to evaluate hypotheses regarding an animal’s expected behavior in response to changes in its environment.

Cooperation Over Competition

In this video from The Human Spark, scientists discuss what may be the uniquely “human spark” which separates us from animals: our ability to communicate, cooperate, and collaborate with others.

Dances with Bees

This interactive feature from the NOVA "Tales from the Hive" Web site explores the methods honeybees use to communicate to their hivemates the location, quantity, and quality of nearby food sources.

Desert Biome

This video segment from NOVA: "A Desert Place" describes the physical characteristics and organisms that define the desert biome.

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Destructive Forces

In this video segment from Nature, scientists question how animals mysteriously survive natural disasters.

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Dolphin Reproductive Behavior

This video segment from the Science and Technology Chat series focuses on dolphin pregnancy, birth, and care of the young, and features Atlantic bottlenose dolphins living in captivity at the Mirage Resort Dolphin Habitat.

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