Over half a billion years ago life on earth took an incredible step in evolution, when animals learned to build skeletons. Using many different materials, from calcium carbonate and phosphate, and even silica, to make shell and bone, they started creating the support structures that are now critical to most living forms, providing rigidity and strength. Manifesting in a vast va...(展开全部)

Over half a billion years ago life on earth took an incredible step in evolution, when animals learned to build skeletons. Using many different materials, from calcium carbonate and phosphate, and even silica, to make shell and bone, they started creating the support structures that are now critical to most living forms, providing rigidity and strength. Manifesting in a vast va...(展开全部)

在线阅读本书 Within the Frame is a book about finding and expressing your photographic vision, specifically where people, places, and cultures are concerned. A personal book full of real-world wisdom and incredible images, author David duChemin (of pixelatedimage.com) shows you both the how and the why of finding, chasing, and expressing your vision with a camera to your eye. Visi...(展开全部)

David duChemin是一位国际摄影师，主要进行人道主义主题和世界主题摄影。他因工作环游全球。他曾在严冬的蒙古冒险，也曾去非洲拍摄杀人蜂；曾在埃塞俄比亚染上疟疾。也曾在秘鲁患上伤寒症，还在突尼斯从骆驼上摔下来．在印度被街上的孩子抓去打板球……他的各种冒险经历使他更加热爱这个世界和这个世界的居民。

Andrew Kirk was educated at Oxford University and worked in publishing for over twent years before becoming a writer. His previous titles have included books on ancient history and a study of Thoreau. This is his sixth book.

"It is now forty years," Walter Houghton writes, "since Lytton Strachey decided that we knew too much about the Victorian era to view its culture as a whole." Recently the tide has turned and the Victorians have been the subject of sympathetic "period pieces," critical and biographical works, and extensive studies of their age, but the Victorian mind itself remains blurred for...(展开全部)

"It is now forty years," Walter Houghton writes, "since Lytton Strachey decided that we knew too much about the Victorian era to view its culture as a whole." Recently the tide has turned and the Victorians have been the subject of sympathetic "period pieces," critical and biographical works, and extensive studies of their age, but the Victorian mind itself remains blurred for...(展开全部)

This personal account by a biocultural anthropologist illuminates not-soon-forgotten messages involving the sobering aspects of fieldwork among malnourished children in West Africa. With nutritional anthropology at its core, Dancing Skeletons presents informal, engaging, and oftentimes dramatic stories that relate the author’s experiences conducting research on infant feeding a...(展开全部)

This personal account by a biocultural anthropologist illuminates not-soon-forgotten messages involving the sobering aspects of fieldwork among malnourished children in West Africa. With nutritional anthropology at its core, Dancing Skeletons presents informal, engaging, and oftentimes dramatic stories that relate the author’s experiences conducting research on infant feeding a...(展开全部)

The Robin has now been voted Britain's favourite bird – a friendly presence in thousands of gardens, year round. Its life was hardly understood when David Lack – who has been called Britain's most influential ornithologist – started his scientific observations of robins while a schoolteacher at Dartington. It was Lack who established that robins sing to defend their territory; ...(展开全部)