Reuters: Frogs, toads and salamanders have been in trouble for decades, but a new U.S. government study shows just how quickly many amphibians are disappearing from ponds and creeks across the United States.
The average rate of decline for U.S. amphibians is about 3.7 percent a year, which may sound small but compounds over time, scientists with the U.S. Geological Survey reported on Wednesday in the peer-reviewed online journal PLOS One.
Biologists recognized an international amphibian crisis in 1989,...