This book has been completely updated and the quality of printing has been one of the main objectives to launch this new book. This book is easy to use and constitutes the field guide for the world's most diverse avifauna you must have. The field guide includes original illustrations of all the country's 1,879 bird species but most of them where updated, illustrated for this guide including those of the Colombian mainland, coast, oceans and offshore islands. Also, there are up-to-date distribution maps and even undescribed species. The last Field Guide to Colombian birds was published in 2011. Now Colombia includes new species and this guide more information.