BOOK
Flight Paths
By Rebecca Heisman, Harper, 2023, hardcover, 288 pages, $30.
is the story of how a group of scientists in the 20th and 21st centuries engaged nearly every branch of science to understand bird migration — from where and when birds take off to their flight paths and behaviors, their destinations, and the challenges they encounter getting there. Uniting curious minds from across generations, continents, and disciplines, birder and science writer Rebecca Heisman traces the development of each technique used for tracking migratory birds, from the first attempts to mark individual birds to the cutting- edge technology that lets ornithologists trace where a bird has been, based on unique
