On this day, 104 years ago, the last passenger pigeon on earth died at the Cincinnati Zoo. Her name

On this day, 104 years ago, the last passenger pigeon on earth died at the Cincinnati Zoo. Her name was Martha and she was almost 30 years old. John James Audubon, who depicted these beauties (one of 435 hand-colored copper engravings in our double-elephant folio Birds of America), could never have conceived they would be extinct a century later…