Humpback whales are one of the largest types of whales on Earth. Fully grown humpback whales can weigh up to 100,000 pounds (45,359 kilograms). Find out more in Humpback Whales.
Text and photographs provide an introduction to humpback whales. Includes audio, videos, activities, weblinks, slideshows, maps, quizzes, and supplementary resources.
