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A food chain or food web is a representation of the predator-prey relationship between organisms in an ecosystem. The base of every food system is made of producers, organisms that can make their own food.

en.wikipedia.org/wiki/Food_chain

A food chain is a linear network of links in a food web starting from producer organisms and ending at apex predator species (like grizzly bears or killer whales), ...

www.sheppardsoftware.com/content/animals/kidscorner/foodchain/foodchain.htm

The Food Chain. Every living thing needs energy in order to live. Everytime animals do something (run, jump) they use energy to do so. Animals get energy from ...

www.brainpop.com/science/ecologyandbehavior/foodchains

In this educational animated movie about Science learn about ecosystems, producers, consumers, decomposers, herbivores, scavenger, and predators and  ...

www.nationalgeographic.org/encyclopedia/food-chain

The food chain describes who eats whom in the wild.

www.khanacademy.org/science/biology/ecology/intro-to-ecosystems/a/food-chains-food-webs

How food chains and food webs represent the flow of energy and matter. Trophic levels and efficiency of energy transfer.

www.enchantedlearning.com/subjects/foodchain

A food chain is the sequence of who eats whom in a biological community (an ecosystem) to obtain nutrition. A food chain starts with the primary energy source,  ...

www.ask.com/youtube?q=Food+Chain&v=CZhE2p46vJk
May 26, 2016 ... Maybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about how we get energy.

www.dictionary.com/browse/food-chain

Food chain definition, Ecology. a series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one, which in turn feeds a still ...

www.britannica.com/science/food-chain

food chain: in ecology, the sequence of transfers of matter and energy in the form of food from organism to organism. Food chains intertwine locally into a food ...