马克·卡沃尔廷，动物学家、作家、摄影家。1986起作为自由撰稿人，为世界自然野生物基金组织、联合国环境规划署、世界环境保护联盟工作。独自或合作著有30多部相关著作，制作了一系列相关的广播和电视节目。他是英国鲸豚保护协会等多个保护组织的顾问，并组织过多次世界各地的双鲸活动。

This Gem explores and explains the world of whales and dolphins. Over 50 species of whale, dolphin and porpoise are illustrated with the author's own photographs. Aspects covered include: evolution; identification; biology; zoological categorization; feeding habits; and predators. The book answers commonly-asked questions, such as "how intelligent are dolphins?" and "should wha...(展开全部)

From the blue whale to the Indo-Pacific finless porpoise, this handbook is the most comprehensive, authoritative and up-to-date reference to each of the world's 90 species of cetaceans. With more than 1,000 meticulous and specially commissioned illustrations – complete with flukes, blows and dive sequences – it includes detailed annotations pointing out significant field marks,...(展开全部)

Handbook of Whales, Dolphins, and Porpoises of the World is the most comprehensive and up-to-date guide to these popular mammals. With nearly 1,000 accurate color illustrations—complete with detailed annotations pointing out significant field marks—this outstanding book covers all 90 species and every subspecies of cetaceans around the globe. Leading cetacean biologists have co...(展开全部)

In the songs and bubble feeding of humpback whales; in young killer whales learning to knock a seal from an ice floe in the same way their mother does; and in the use of sea sponges by the dolphins of Shark Bay, Australia, to protect their beaks while foraging for fish, we find clear examples of the transmission of information among cetaceans. Just as human cultures pass on lan...(展开全部)

This breathtakingly beautiful book brings readers nose-to-nose with all of the world's marine mammals-a comprehensive line-up of remarkable whales, dolphins, porpoises, seals, walruses, otters, polar bears, dugongs, and manatees.</p> A highly practical field guide, it combines state-of-the-art illustrations with superb color photographs and detailed maps. The book highlight...(展开全部)

Whether you're trying your hand at painting for the first time or honing your artistic ability, Artist's Painting Techniques is the handiest guide to teach you how to paint. Starting with the basics such as observational skills and learning how to draw, Artist's Painting Techniques will guide you into working with watercolours, acrylics, and oil paints. Discover everything you ...(展开全部)

——多芬的航灯。

——多芬的航灯。