... creature on this earth has been closely involved with his mammalian cousins. Even in highly industrialized nations, mammals provide food, drink, clothing, transportation, and power. It’s interesting, ... than a bird. With this new power, man has a responsibility to his cousins, becauses he is interdependent, even with the mammals for which he cares little. 21. What is the main idea of this passage? ... Domesticated some animals b. Put a man on the moon c. Extinguished many mammalian enemies SECTIONIII Matthew and Polly Winthrop took their two children (26) ……..A fly-drive holiday. Polly’s talking...