Alex Mustard / RF - Pod of Atlantic spotted dolphins (Stenella frontalis) swimming over a shallow, sandy seabed. North Bihmini, Bahamas. (This image may be licensed either as rights managed or royalty free.)
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Frederique Olivier / Two Blackchin dolphins (Lagenorhynchus australis) surfacing in a fjord, Patagonia, Chile.
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SCOTLAND: The Big Picture / Pod of Bottlenose dolphins (Tursiops truncatus) surfacing just offshore, Black Isle, Scotland, UK, July.
Espen Bergersen / Killer whale / Orca (Orcinus orca) male surfacing at sunset, Kvaloya, Troms, Norway October
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SCOTLAND: The Big Picture / Bottlenose dolphin (Tursiops truncatus) breaching, Moray Firth, Scotland, UK, July.
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Doug Perrine / Bottlenose dolphin (Tursiops truncatus) swimming with a pair of Humpback whales (Megaptera novaeangliae) Kona, Hawaii, USA
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Tony Wu / Killer whale / Orca (Orcinus orca) large adult male stalking a large school of Herring (Clupea harengus) in shallow water, Norway, February
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Doug Perrine / False killer whale (Pseudorca crassidens) pod, off the Kona Coast of Hawaii Island, Hawaiian Islands, USA. January.
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Chris & Monique Fallows / Dusky dolphins (Lagenorhynchus obscurus) porpoising, Puerto Madryn, Peninsula Valdez, Argentina, December.
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Chris & Monique Fallows / Orca (Orcinus orca) breaching whilst hunting Common dolphin, False Bay, South Africa, April.
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Chris & Monique Fallows / Long-beaked common dolphin (Delphinus capensis) breaching in front of large ship during sardine run, East London, South Africa, June.