New research sheds light on the production of an 800-year-old turkey feather blanket and explores the economic and cultural aspects of raising turkeys to supply feathers in the ancient Southwest.
US pollution regulations meant to protect humans from dirty air are also saving birds. So concludes a new continent-wide study. Study authors found that improved air quality under a federal program to reduce ozone pollution may have averted the loss of 1.5 billion birds during the past 40 years.
Like humans who can instantly tell which friend or relative is calling by the timbre of the person's voice, zebra finches have a near-human capacity for language mapping.
