DNA captured from the air could track wildlife, invasive species—and humans

During a single week in April 2023, the area around Florida’s Washington Oaks Gardens State Park was abuzz. A bobcat passed by, perhaps stalking the eastern gray squirrels. An eastern diamondback rattlesnake slithered through the undergrowth. The spaces among the grand oaks hummed with wildlife—a big brown bat, mosquitoes, and an osprey—and people with African, European, and Asian ancestors. [Lire plus…]