Kategoria BISAC: Nature >> Birdwatching Guides

A thoroughly revised edition of the most comprehensive and authoritative photographic field guide to North American butterflies

This is a revised second edition of the most detailed, comprehensive, and user-friendly photographic field guide to the butterflies of North America. Written by Jeffrey Glassberg, the pioneering authority on the field identification of butterflies, the guide covers all known species, beautifully illustrating them with 3,500 large, gorgeous color photographs--the very best images available. This second edition includes more than 500 new photos and...

Avid North American birders share wit, wisdom, advice, and what fuels their passion for birds.

Birding gets you outside, helps you de-stress, exercises your body and mind, puts your day-to-day problems in perspective, and can be lots of fun. Birders know this, and in this collection of thirty-seven brief essays, birders from diverse backgrounds share their sense of wonder, joy, and purpose about their passion (and sometimes obsession).

From the Pacific Ocean to Central Park, from the rainforest in Panama to suburban backyards-no matter what their...

Raptors are formally classified into five families and include birds such as eagles, ospreys, kites, true hawks, buzzards, harriers, vultures, and falcons that are familiar and recognized by many observers. These diurnal birds of prey are found on every continent except Antarctica and can thrive in seemingly inhospitable spots such as deserts and the tundra. They have powerful talons and hooked beaks for cutting and tearing meat, and keen binocular vision to aid in their hunting prowess. Because of their large size, distinctive feeding habits, and long-distance flight patterns, raptors...

Birds are astonishingly intelligent creatures. According to revolutionary new research, some birds rival primates and even humans in their remarkable forms of intelligence. In The Genius of Birds, acclaimed author Jennifer Ackerman explores their newly discovered brilliance and how it came about.

As she travels around the world to the most cutting-edge frontiers of research, Ackerman not only tells the story of the recently uncovered genius of...

After his famous visit to the Galapagos Islands, Darwin speculated that "one might fancy that, from an original paucity of birds in this archipelago, one species had been taken and modified for different ends." This book is the classic account of how much we have since learned about the evolution of these remarkable birds. Based upon over a decade's research, Grant shows how interspecific competition and natural selection act strongly enough on contemporary populations to produce observable and measurable evolutionary change. In this new edition, Grant outlines new discoveries made in the...

After his famous visit to the Galapagos Islands, Darwin speculated that "one might fancy that, from an original paucity of birds in this archipelago, one species had been taken and modified for different ends." This book is the classic account of how much we have since learned about the evolution of these remarkable birds. Based upon over a decade's research, Grant shows how interspecific competition and natural selection act strongly enough on contemporary populations to produce observable and measurable evolutionary change. In this new edition, Grant outlines new discoveries made in the...