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Browse results: Ecology

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RESOURCE	GRADE LEVEL	MEDIA TYPE
Amphibian Research This short video segment from IdahoPTV's D4K explains how frogs help biologists study problems in the environment. Accessibility features: Caption, Transcript	4-6	Video
Bear Necessities This Nature video segment focuses on the four foods most important to the grizzly bears' survival, and it describes the threats to the supply of each of them. Accessibility features: Transcript	6-12	Video
Bears' Lunch Counter This Nature video segment explores how the relationship between humans and grizzly bears has changed over the course of American History, and it describes the closing of the Yellowstone National Park garbage dumps in the 1970s. Accessibility features: Transcript	6-12	Video
Bears Don't Recognize Boundaries In this video segment from Nature, learn about the problems bears are creating on ranch land surrounding Yellowstone National Park. Accessibility features: Transcript	6-12	Video
Bears in the Schoolyard Learn about the precautions humans must take in the face of a growing grizzly bear population in this video from Nature. Accessibility features: Transcript	6-12	Video
Collapse of Sharks This video segment from Nature shows the destructiveness of the shark fin and shark cartilage industries. Accessibility features: Transcript	6-12	Video
Coral Reefs This video segment from Nature explores the unique status of Cuba’s coral reefs. Accessibility features: Transcript	8-12	Video
Deep Sea Vents and Life's Origins Deep-sea vents are home to strange, luminescent life forms that thrive through chemosynthesis. This video segment from NOVA: "Volcanoes of the Deep" hypothesizes life's beginnings in this extreme environment. Accessibility features: Audio Description, Caption, Transcript	3-12	Video
Desert Biome This video segment from NOVA: "A Desert Place" describes the physical characteristics and organisms that define the desert biome. Accessibility features: Audio Description, Caption, Transcript	3-12	Video
Desert Habitat This video segment from IdahoPTV's D4K defines warm and cold (high) deserts, and describes some of the plants and animals found there as well as their adaptations for living in each type of desert. Accessibility features: Caption, Transcript	4-6	Video
Ecology This video segment from IdahoPTV's D4K defines ecology and ecosystems and explains how all living and non-living things in an ecosystem interact and depend on the energy of the sun. Accessibility features: Caption, Transcript	4-6	Video
Elk This video segment from IdahoPTV's D4K describes the yearly life cycle of elk and follows them from their winter habitat to their summer habitat and back. Accessibility features: Caption, Transcript	4-6	Video
Endangered Species This video segment from IdahoPTV's D4K explores the many reasons why animals become endangered or become extinct. Accessibility features: Caption, Transcript	4-6	Video
Extreme Measures This video adapted from Nature describes efforts to protect salmon by killing or relocating species that prey on salmon. Accessibility features: Transcript	8-12	Video
Feasting on the Salmon Run This video from Nature focuses on the annual “salmon run,” when brown bears descend on Alaska’s rivers to fish in rivers teeming with salmon swimming upstream to spawn. Accessibility features: Transcript	8-12	Video
Fish Research This video segment from IdahoPTV's D4K explains the Chinook salmon's life cycle in the Pacific Northwest and why it is an endangered species. A fisheries biologist takes students through some steps of fish research with explanations of the kinds of information biologists gather to perhaps help manage fish recovery. Accessibility features: Caption, Transcript	4-6	Video
Food Web This short video segment from IdahoPTV's D4K illustrates how a food web works. Accessibility features: Caption, Transcript	4-6	Video
Forests This video segment from IdahoPTV's D4K describes rain, temperate and boreal forests and some of the animals that live in them. Accessibility features: Caption, Transcript	4-6	Video
Fossils This video segment from IdahoPTV's D4K explains how fossils are formed, discusses the Hagerman Horse fossil found in Idaho. It describes the tools Paleontologists use and why they study fossils. Accessibility features: Caption, Transcript	4-6	Video
Habitat This video segment from IdahoPTV's D4K explains the 4 basic requirements of a perfect habitat and what a niche is within a habitat. You'll see videos of different animals in their habitats, such as; bear, moose, spiders and mountain goats, Accessibility features: Caption, Transcript	4-6	Video