Otto PfisterOtto Pfister is a birder and photographer with extensive experience of the Colombian avifauna. He has spent much of his life living and researching abroad, including in Colombia, where he documented the country’s rich biodiversity and birdlife visiting many national parks and nature reserves. Otto has published his writing and photography in international magazines, calendars, publications and reference books, including Handbook of the Birds of the World. He is the also the author of Birds and Mammals of Ladakh. Read More Read Less