Trama
Dogs are often thought of as humans’ best friends. But in Australia, they’re also being enlisted to save other species. Canine conservationists—and their sensitive noses—are helping researchers locate dwindling populations of elusive koalas as their habitats get fragmented by urbanization and devastated by wildfires. Dogs are also helping scientists track down—and take out—invasive foxes that have been devastating native sea turtle populations.