Science & EnvironmentWith a few cups of water, scientists use eDNA to study reclusive, rare creatures off West CoastBy Courtney Flatt (Northwest News Network)Sept. 25, 2022 12 p.m.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up