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

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

Shane Gross / Bottlenose dolphin (Tursiops truncatus) underwater playing in the shallows off Eleuthera, Bahamas.

Shane Gross / Bottlenose dolphin (Tursiops truncatus) underwater rubbing herself on a sponge off Eleuthera, Bahamas.

SCOTLAND: The Big Picture / Common dolphin (Delphinus delphis) jumping out the water, Shetland, Scotland, UK, January.

Pedro Narra / Bottlenose dolphin (Tursiops truncatus) porpoising, Sado Estuary, Portugal. October

Pedro Narra / Bottlenose dolphin (Tursiops truncatus) porpoising, Sado Estuary, Portugal. July

Chris Gomersall / Bottlenose dolphin (Tursiops truncatus) breaching. Moray Firth, Scotland.

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

David Fleetham / False killer whale (Pseudorca crassidens) just below surface exhaling as it breaks the surface. Maui, Hawaii.

Richard Robinson / False killer whales (Pseudorca crassidens) traveling with a pod of pelagic Bottlenose dolphins (Tursiops truncatus) Northern New Zealand

Richard Robinson / False killer whales (Pseudorca crassidens) travelling with a pod of pelagic Bottlenose dolphins (Tursiops truncatus) Northern New Zealand Editorial use only.