There are only three species of manatees on Earth, and all three species are at risk. These gentle marine mammals live in warm, shallow lagoons and in coastal waters, where they feed on underwater plants. Living in these waters puts them in danger from fast-moving boats, water pollution, and cold weather. Endangered Manatees is written in easy-to-understand text and illuminated with beautiful images to help readers learn about: Manatee bodies and behaviors; The habitats in which manatees live around the world; How red tides further endanger manatees.