Only male humpbacks sing, and their song can be up to 20 minutes long and be heard up to 20 miles away.
Humpbacks may look like fish and live underwater, but they are mammals like us.
A single humpback pectoral fin can be 15 feet long.
Humpback whales can consume up to 2,000 pounds of food per day--that's like 8,000 hamburgers.
Female humpbacks are larger than adult males and can reach a length of 60 feet.