Adaptation

Students examine some of the behaviors and physical characteristics that enable organisms to live successfully in their environment.

Anglerfish

This video segment from NOVA: "Animal Imposters" shows the lightning-fast strike of the anglerfish.

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Animal Coverings

It takes a thick skin to withstand the hardships that life has to offer. This collection of images shows a variety of animals, each with a slightly different type of protective covering.

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.

Animal Mouth Structures

Students observe several animals' mouth structures and explore how these structures help the animal obtain, handle, and eat food.

Animals Making a Living

For most animals, finding food is a full-time job. This video segment explores the food-finding strategies of a variety of creatures, illustrating the idea that different animals have very different ways of getting enough to eat.

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Animals on the Go

This video segment shows a wide variety of creatures in their respective habitats, with a focus on how the animals move.

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Arctic Summer

See the many birds that spend their summer in the Arctic in this video segment from Nature.

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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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Atmospheric Oxygen

In this feature, adapted from Interactive NOVA: "Earth," students explore the relationship between oxygen concentration and the well-being of various organisms by simulating a change in oxygen levels and observing what happens.

Backyard Birdfeeders

This video from WPSU’s series Outside suggests how to feed birds in winter, a hobby that can foster awareness, care, and respect for birds.

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Backyard Turtles

In this video from the WPSU’s series Outside, learn about backyard turtle habitats, their favorite foods, and why they don’t make good pets.

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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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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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Bird Beak Gallery

This collection of images of 10 different birds illustrates the diversity of bird beaks.

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Bird Brained

Using selected segments from the Nature episode “Ravens,” this lesson will explore some of the more commonly accepted indicators of animal intelligence as demonstrated by the raven, the most brainy of all birds.

Bird Food

There are almost as many types of bird beaks as there are types of food that birds like to eat. This collection of images shows a wide range of beaks and the types of foods handled by each.