Espen Bergersen / Sperm whale (Physeter macrocephalus) tail fluke visible as whale dives. outside Andoya, Norway March
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Tony Wu / Humpback whale (Megaptera novaeangliae) executing a dramatic tail slap, throwing up a cascade of water with its powerful fluke, Vava'u, Tonga, South Pacific
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Tony Wu / Humpback whales (Megaptera novaeangliae) unusual scene with two adults tail-slapping together in rough seas, Vava'u, Tonga, South Pacific
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Tony Wu / Humpback whale (Megaptera novaeangliae), fluke of female with male calf playing below, Vava'u, Tonga, Pacific Ocean.
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Mark Carwardine / Blue whale (Balaenoptera musculus) fluking, Baja California, Sea of Cortez (Gulf of California), Mexico, Endangered species
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Mark Carwardine / Blue whale (Balaenoptera musculus) fluking, Baja California, Sea of Cortez (Gulf of California), Mexico, Endangered species
Todd Mintz / Narwhal (Monodon monoceros) diving sequence 1/4, Pond Inlet, Nunavut, Baffin Island, Canadian Arctic, June
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Ole Jorgen Liodden / Blue Whale (Balaenoptera musculus) tail fluke above water surface. Spitsbergen, Svalbard, August.
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Wild Wonders of Europe / Lundgren / Sperm whale (Physeter macrocephalus) fluke with a whale watching boat in the distance, Pico, Azores, Portugal, June 2009
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Wild Wonders of Europe / Jensen / Tail fluke of a diving Humpback whale (Megaptera novaeangliae) Disko Bay, Greenland, August 2009
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Wild Wonders of Europe / Carwardine / Aerial view of a Humpback whale (Megaptera novaeangliae) fluking, Skjalfandi Bay, Northern Iceland, July 2009 WWE BOOK