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VII: Lifeforms, Animals & Oddities Answers questions such as "What are protozoa?" "Are our teeth the same as animals teeth?" "How do earth worms eat?" "What is an echidna?" (Also Available in Spanish) Each video comes complete with its own printed Study Guide containing a glossary, additional questions and suggested learning strategies. Running time: 30 min. K626 $19.95 Spanish K6265 K626DVD $29.95