Humpback whales are massive marine mammals, reaching up to 62 feet (19 meters) long and weighing 40 tons. Underwater, they are recognizable by their extremely long pectoral fins (up to 1/3 of their body length) and a distinctive knobby, "humped" back. The
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Description
To learn more about the scientific classification and biology of the species, you can check the NOAA Fisheries Humpback Whale page.