The World War II Tool That Changed How We Listen To Birdsong
In past centuries, birdsong experts tried to distinguish mockingbirds from thrashers by keeping their ears peeled. These days, they’re better served by eagle eyes. When studying birdsong, contemporary ornithologists use their vision as often as their hearing, picking out unique features of sounds from multicolored smudges they trace in computer windows. This approach owes much…
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Cara Giaimo/Atlas Obscura