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Eco-photos of the week: Aug. 15-21

A humpback whale breaches off the coast of Frederick Sound in Alaska on Aug. 17.

Photo: Jon Comforth

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Posing for the camera

A humpback whale breaches off the coast of Frederick Sound in Alaska on Aug. 17. The humpback whales of Alaska spend the summer months feeding in the bays before leaving for their epic 2,785-mile journey to their breeding grounds near Hawaii for the winter.