eGuide: Whales,Dolphins,Seals

The eGuide to Whales, Dolphins and Seals is an interactive companion to the Whales, Dolphins and Seals field guide – the comprehensive guide to the world's marine mammals. It covers the field identification – including geographical, gender and age variations – of whales, dolphins, seals, sea cows, plus the walrus, Polar Bear and marine otters.