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Changing Seas
Humpback Health
Season 14
Episode 1402
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.
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Experts study declines in the number of humpbacks migrating between Alaska and Hawaiʻi.
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