Howell – författare

This entirely new field guide covers the identification, status, and distribution of all 1,070 bird species known from Mexico, Guatemala, Belize, El Salvador, Honduras, and western Nicaragua, a region with endemic more than 180 species. The 71 colour plates and 39 black-and-white drawings, based on the authors'field experience, together show 750 species and included numerous plumages never before illustrated. North American migrants are thoroughly described, and also shown on the plates when confusion could occur with similar Mexican species.Thes species accounts describes appearance, voice, habitat, behaviour (including nests and eggs), and distribution, and include range maps. In addition, introductory chapters provide background information for birdwatching in this area, and appendices summarise useful information on the avifaunas of various offshore Pacific and Caribbean islands.Area covered: Geography and bird distribution, Climate and habitate, Migration, History of ornithology in Mexico; Conservation; Birding in Mexico and northern Central America; USING THIS BOOK Taxonomy, Molt and plumage; Outline of the species accounts, Glossary; FAMILY AND SPECIES ACCOUNTS; Appendices on extinct species, hypothetical occurrence, birds of Pacific Islands and Caribbean Islands, and additional species of eastern Honduras; Bibliography; Index.

Psychology requires more than intuition. It relies on hard data, which is why STATISTICAL METHODS FOR PSYCHOLOGY, Eighth Edition deserves a spot on your bookshelf. Using easy-to-follow descriptions and techniques, Dr. David C. Howell shows you how psychologists use statistics--and how you can too. Statistics class doesn't have to be confusing. With this text, you can understand statistics and get the grade you need.