Kategoria BISAC: Science >> Life Sciences - Zoology - Ornithology

Compact and comprehensive, this guide features 715 bird species, plus regional populations, found west of the Rocky Mountains. Entries include stunningly accurate illustrations--more than 5,046 in total--with descriptive captions pointing out the most important field marks. Each entry has been updated to include the most current information...

In the late 1970s, the bald eagle and the peregrine falcon were heading toward extinction, victims of the combined threats of DDT, habitat loss, and lax regulation. Flight Paths tells the story of how a small group of New York biologists raced against nature's clock to bring these two beloved birds back from the brink in record-setting numbers.

In a narrative that reads like a suspense tale, Darryl McGrath documents both rescue projects in never-before-published detail. At Cornell University, a team of...

Twenty-five years after the publication of the state's first breeding bird atlas, The Second Atlas of Breeding Birds in Ohio brings our knowledge of the state's bird populations up to date and provides important new information. The Atlas documents the current distribution and changes in status for more than two hundred bird species in Ohio, including five new breeding species and five species not known to have bred in over fifty years.

More than nine hundred dedicated birdwatchers completed surveys of birds across the state from 2006 to 2011. In addition, trained staff...

In Long Hops, physicist Mark Denny explains, in a clear, conversational style, the science of bird migration--from the intricacies of bird aeronautics to the newly unraveled mysteries of their magnetic compasses. While providing wherever possible examples of indigenous Hawaiian species, the book surveys the migration phenomenon as a whole, showing that birds are breathtaking works of engineering with spectacular capabilities for long-distance flights. Each year thousands of these hardy migrants fly 2,500 miles nonstop from Alaska to Hawai'i. How do they endure such marathon journeys, and...

In Long Hops, physicist Mark Denny explains, in a clear, conversational style, the science of bird migration--from the intricacies of bird aeronautics to the newly unraveled mysteries of their magnetic compasses. While providing wherever possible examples of indigenous Hawaiian species, the book surveys the migration phenomenon as a whole, showing that birds are breathtaking works of engineering with spectacular capabilities for long-distance flights. Each year thousands of these hardy migrants fly 2,500 miles nonstop from Alaska to Hawai'i. How do they endure such marathon journeys, and...

Each chapter of Flight Ways focuses on a different species or group of birds: North Pacific...

The Missouri River Basin is home to thousands of bird species that migrate across the Great Plains of North America each year, marking the seasonal cycle and filling the air with their song. In time immemorial, Native inhabitants of this vast region established alliances with birds that helped them to connect with the gods, to learn the workings of nature, and to live well.

This book integrates published and archival sources covering archaeology, ethnohistory, historical ethnography, folklore, and interviews with elders from the Blackfoot, Assiniboine, Mandan, Hidatsa, Arikara, and...