Here's a page from Longitude, the specialty bookseller for travelers. To order online, and to see the latest, most comprehensive selection of books and maps, go to http://reading.longitudebooks.com/LO3600. You may also call 800-342-2164 to order or request a catalog.

These 4 items are available for $55, including U.S. shipping, a 15% discount (Item no. EXMEX70)

Moon Handbook Pacific Mexico  •  Bruce Whipperman GUIDEBOOK •  2005 •  PAPER  • 750 PAGES This compact guideb covers areas along Mexico's Pacific coast from Mazatlan south to Oaxaca. It combines text on history, culture and nature with practical information for travelers, and it features plenty of photographs, maps and illustrations. (MEX76, $21.95)
Chasing Monarchs, A Migration with the Butterflies of Passage  •  Robert Michael Pyle NATURAL HISTORY •  2001 •  PAPER  • 307 PAGES A memoir of Lepidoptery, combing the entomologist-author's considerable knowledge of butterflies and their biology with a rambling road trip from British Columbia through the Southwest to Mexico. (MEX62, $14.00)
Four Wings and a Prayer, Caught in the Mystery of the Monarch Butterfly  •  Sue Halpern NATURAL HISTORY •  2002 •  PAPER  • 212 PAGES A lyrical account of travels and encounters on the trail of the migrating monarch. Halpern who weavers her own experiences with science, interviews and commentary, includes a section on the butterfly wintering grounds in Mexico. (NAT52, $13.00)
Michoacan Map  •  Ediciones Independencia MAP A colorful, locally produced map of the Mexican state of Michoacan, at a scale of 1:570,000. The revese side has city plans of the five biggest towns; the text is in Spanish. (MEX75, $7.95)

Conquest: Montezuma, Cortes and the Fall of Old Mexico  •  Hugh Thomas   • HISTORY  •  An entertaining and monumental tome on the conquest of Mexico. It's rare to find a work of such scholarship and importance that is also an enjoyable read. (MEX06, $25.00)
The Aztecs  •  Richard F. Townsend   • HISTORY  •  This entry in the "Ancient Peoples and Places" series follows the Aztec civilization from its origins in the 12th century to its defeat at the hands of Cortes. (MEX54, $24.95)
The Labyrinth of Solitude  •  Octavio Paz   • CULTURAL PORTRAIT  •  These essays by the Nobel Prize-winning poet address Mexican culture and character. The chapters on the Mexican celebration of the Day of the Dead and the conquest are especially memorable. (MEX08, $14.50)
An Obsession with Butterflies, Our Long Love Affair with a Singular Insect  •  Sharman Apt Russell   • NATURAL HISTORY  •  A digressive, meditative account of butterflies, their natural history, ecology and allure. Sharman Apt Russell has written widely (and well) on natural phenomena. She weaves tales about both butterflies and the people who study them. (BST86, $14.00)
Birder's Mexico  •  Roland H. Wauer   • NATURAL HISTORY  •  A personal, informative account of travels in Mexico. It's a wonderful introduction to the natural history of this diverse country, including the northern deserts, Baja California, Oaxaca, Palenque, and the Yucatan. (MEX14, $18.95)
Millions of Monarchs, Bunches of Beetles: How Bugs Find Strength in Numbers  •  Gilbert Waldbauer   • SCIENCE  •  A fascinating collection of essays by a spirited entomologist on the occasional gathering of monarchs, ladybugs, locusts and other not-so-social insects. Delightful and instructive. (BUG10, $16.95)
No Way Home, The Decline of the World's Great Animal Migrations  •  David Wilcove   • NATURAL HISTORY  •  A conservation biologist at Princeton, Wilcove argues powerfully that we must protect the habitats and byways of the grand migratory assemblages on the ground, in the air and on the water (CON41, $24.95)
The Last Monarch Butterfly, Conserving the Monarch Butterfly in a Brave New World  •  Phil Schappert   • NATURAL HISTORY • YOUNG ADULTS  •  An excellent, illustrated overview of the biology, migration and conservation of the Monarch, written for young adults, but appropriate for all readers. (BST100, $19.95)
The Monarch Butterfly, Biology and Conservation  •  Karen Oberhauser  •  Michelle Solensky   • NATURAL HISTORY  •  A collection of scholarly review articles on the monarch butterfly and its conservation, partly drawn from two citizen science projects: Journey North and the Monarch Larva Monitoring Project. (BST103, $39.95)
The Rarest of the Rare, Vanishing Animals, Timeless Worlds  •  Diane Ackerman   • NATURAL HISTORY  •  This collection of six marvelous essays includes Ackerman's visit to the Poço das Antas Biological Reserve, home to the world's only remaining population of wild golden lion tamarin. She also includes chapters on the Hawaiian monk seal, short-tailed albatross and monarch butterfly. (BST26, $12.95)
A Guide to the Birds of Mexico and Northern Central America  •  Stephen Howell  •  Sophie Webb   • FIELD GUIDE  •  Serious birders will want this definitive guide to the 1,070 bird species. It may be awkward to carry but it covers, in detail, all the birds you will see in the region. (FG15, $49.95)
Field Guide to Mexican Birds  •  Roger Tory Peterson  •  Edward Chalif   • FIELD GUIDE  •  An easy-to-carry field guide with 1,000 species reported in Mexico, Belize and El Salvador, covering also northwest Costa Rica. (FG12, $22.00)
Field Guide to the Birds of Mexico and Adjacent Areas, Belize, Guatemala, and El Salvador  •  Ernest Preston Edwards   • FIELD GUIDE • HARD TO FIND ELSEWHERE  •  This classic guide illustrates all the regularly-occurring birds of Mexico and neighboring areas, including details of distribution, abundance, habitat and identification features for 850 species. (MEX47, $22.95)