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en.wikipedia.org/wiki/Food_web

A food web (or food cycle) is a natural interconnection of food chains and a graphical ... food chains, and food size in his classical 1927 book "Animal Ecology"; Elton's 'food cycle' was replaced by 'food web' in a subsequent ecological text.

peabody.yale.edu/sites/default/files/documents/education/Food%20Chains%20and%20Food%20Webs%20DF.doc

DISCOVERY FILE: Food Chains and Food Webs. All animals need energy to run, breathe, and hunt, and they get this energy by consuming food. Think about ...

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

Animals, fungi, and many bacteria are heterotrophs. When we talk about heterotrophs' role in food chains, we can call them consumers. As we'll see shortly, ...

www.primaryhomeworkhelp.co.uk/foodchains.htm

Food chains and other information to help children complete their homework. ... All plants and animals need food which provides the energy they need to live.

www.nationalgeographic.org/encyclopedia/food-chain

Of course, many different animals eat grass, and rabbits can eat other plants ... Organisms in food chains are grouped into categories called trophic levels.

www.nationalgeographic.org/encyclopedia/food-web

Nov 7, 2012 ... A food web consists of all the food chains in a single ecosystem. ... The next trophic levels are made up of animals that eat producers.

www.ducksters.com/science/ecosystems/food_chain_and_web.php

Kids learn about the food chain and food web. How energy cycles and ... In an ecosystem, plants and animals all rely on each other to live. Scientists sometimes  ...

mpalalive.org/classroom/lesson/food-chains-kenya

A food chain shows how each living thing gets its food. Some animals eat plants and some animals eat other animals. For example, a simple food chain links the ...

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

Animal diet. Free online ... Everytime animals do something (run, jump) they use energy to do so. ... Food chains begin with plant-life, and end with animal-life.