Includes bibliographical references (p. 32) and index. What are food chains and webs? -- What kinds of food webs are found in grasslands? -- Who eats whom in oceans, rivers and lakes? -- What are food webs like in dry places? -- Who eats whom in forests? -- What are the food webs like in towns and cities? -- People who found the answers -- Amazing facts.

What are food chains and webs? -- What kinds of fo.