Wild Wonders of Europe / Lundgre / Sperm whales (Physeter macrocephalus) resting, Pico, Azores, Portugal, June 2009. BOOK & WWE OUTDOOR EXHIBITION.

Doug Perrine / Bryde's whale {Balaenoptera brydei / edeni} with throat pleats expanded after feeding on baitball of Sardines {Sardinops sagax} off Baja California, Mexico, Eastern Pacific Ocean. Veolia Environnement...

Mark Brownlow / Sperm whale {Physeter macrocephalus} diving, tail fluke, Kaikoura, South Island, New Zealand

Andy Rouse / Bottlenosed dolphin (Tursiops truncatus) jumping, Caribbean (non-ex). Exclusive jigsaw puzzle rights worldwide sold until 31.12.2014.

DOC WHITE / Blue whale underwater close-up of head and mouth feeding with pouch inflated, Mexico

Alex Mustard / Spinner dolphin (Stenella longirostris) pod socialising close to surface. Fury Shoal, Sataya Reef, Marsa Alam, Egypt.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) male calf playing at ocean surface after coming up to breathe. Vava'u Islands, Tonga.

Jordi Chias / Humpback whale (Megaptera novaeangliae), Antarctic Peninsula, Antarctica.

Jordi Chias / Humpback whale (Megaptera novaeangliae) spyhoping, Antarctic Peninsula, Antarctica.

Jordi Chias / Humpback whale (Megaptera novaeangliae) surfacing with baby and blowing, Antarctic Peninsula, Antarctica.

Stephane Granzotto / Tracking shot of a pod of Euphrosyne dolphins (Stenella coeruleoalba) swimming, Mediterranean Sea, August.

David Fleetham / Humpback Whale (Megaptera novaeangliae) beginning a deep dive. Hawaii.