Summary: We may be more indebted to birds than we know. Acoustic ecologist Gordon Hempton explains: “I was curious about the human range of sound . . . it’s a perfect match for bird song,” he says. “. . .
Summary: We may be more indebted to birds than we know. Acoustic ecologist Gordon Hempton explains: “I was curious about the human range of sound . . . it’s a perfect match for bird song,” he says. “. . .