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  • Birds of the World - Cornell Lab of Ornithology
    Text: Birds of the World brings together scholarly content from four celebrated works of ornithology: Video: A close up of a hummingbird Text: Birds of North America Video: A bird performs a courtship display Text: Handbook of the Birds of the World Video: Two birds perched on a branch Text: Neotropical Birds Video: A small songbird perched on
  • Why has North America lost 3 billion birds? | CALS - Cornell CALS
    According to research published Sept 19 by the journal Science, the total breeding bird population in the continental U S and Canada has dropped by 29 percent since that year “We were astounded by this result … the loss of billions of birds,” said the study’s lead author, Ken Rosenberg, an applied conservation scientist at the Cornell Lab of Ornithology and a leader of research and
  • Bird Watch - Urban Bird Foundation | Birds. People. Communities.
    Ground-dwelling and ground-nesting birds, waterbirds, fruit-eating birds, and birds that are drawn to attractants on roads have been found to be at higher risk of vehicle collisions Of the collision deaths of more than a billion birds annually, between 89,000,000 and 340,000,000 are killed by vehicle collisions on U S roads
  • Nearly a thousand birds dead in Chicago - NPR
    "In one night we had a year's worth of death," he told NPR, noting that typically, between 1,000 and 2,000 birds die each year from flying into the building The Field Museum monitors the building
  • Four Pests campaign - Wikipedia
    The death toll from starvation during this period reached 20 to 30 million people, [15] underscoring the high human cost of the ecological mismanagement inherent in the "Four Pests" campaign Although the sparrow campaign ended in disaster, the other three anti-pest campaigns may have contributed to the improvement in the health statistics in
  • Bird flu: Over 100 million chickens are dead. Is the virus . . .
    Those 1 3 million dead birds tipped the total number of chickens and turkeys killed during this outbreak to over 100 million — double the total from the previous outbreak in 2014 and 2015 The
  • Millions of birds killed by light pollution every year. It . . .
    Migratory birds face dire threats from light pollution According to the Convention on Migratory Species Secretariat, “millions of birds” are killed every year as a direct result of the pollutant





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