Adelie penguins (Pygoscelis adeliae) hauled out onto the ice near Adelaide Island, Antarctica, Polar Regions

Two male Killer whales (Orcinus orca) - one is a well known individual, John Coe, recognised by the old wound in his dorsal fin. Hebrides, West coast of Scotland.

Minke whale (Balaenoptera acutorostrata) with an old wound in its dorsal fin now used to recognise this individual by biologists every year in the Hebridean waters. West coast, Scotland

Semi-resident male Killer whale (Orcinus orca) off Scotland, known as John Coe recognised by the old wound in his dorsal fin. Hebrides, West coast of Scotland.

Clown Triggerfish (Balistoides conspicillum), swimming over tropical coral reef, clearly showing all of distinctive spotted markings, Sipidan, Mabul, Malaysia.

Juvenile Sweetlips (Plectorhynchus gaterinus), juvenile with very distinctive brown and white markings to body, Mabul, Borneo, Malaysia, South China Sea

Fin Whale at the surface showing the distinctive white jaw

(Onchidoris luteocincta), very distinctive British nudibranch with red and yellow markings and a spiky body, St Abbs, Scotland, UK North Sea

Fin Whale at the surface showing the distinctive white jaw

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