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![Changing Seas: Humpback Health](https://cdn.prod.website-files.com/606103d4066949639878560d/63ac7d45da54a21cfc001eca_Changing%20Seas%20Humpback%20Health.webp)
How does the body size and overall health of humpback whales change across their migratory cycle? A team of researchers studying the animals, which spend part of the year feeding in Alaska and a few months fasting while in their Hawaiian breeding grounds, is making remarkable discoveries.