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Humpback whales make custom fishing nets — out of bubbles

03:19
Humpback whales blow spiraling circles of bubbles to create underwater nets for their tiny prey, krill. (Alaska Whale Foundation, images collected under NMFS Permit #19703)
Humpback whales blow spiraling circles of bubbles to create underwater nets for their tiny prey, krill. (Alaska Whale Foundation, images collected under NMFS Permit #19703)

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