A frog croaks from a walking trail. A hiker snaps a photo and uploads it to iNaturalist. That single act — one person, one amphibian and one click — feeds into a growing global dataset that scientists now use to map shifting species ranges,…
A frog croaks from a walking trail. A hiker snaps a photo and uploads it to iNaturalist. That single act — one person, one amphibian and one click — feeds into a growing global dataset that scientists now use to map shifting species ranges,…