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Solid Air: Invisible Killer Saving Billions of Birds From Windows–A Book Review

10,000 Birds

Over the next few days, I found increasing numbers, goldfinches, juncos, white-throated sparrows. He collected the first data set, invented the experimental equipment, came up with the first conclusions, the theories and findings upon which subsequent studies have been based. I was shocked when I found the first body, a female Towhee.