By Will Ferguson, WSU College of Arts and Science The impact of pollutants from the world’s largest oil sand field on the health of amphibians marks the focus of a team of research biologists from Washington State University and Canada.
PULLMAN, Wash. – Baby frogs go through some pretty big changes to become grown-up frogs. They start out as tiny tadpoles with just a head and a tail to help them swim. Tadpoles can’t hear yet, though they can sense vibrations in water.
By Will Ferguson, College of Arts & Sciences PULLMAN, Wash. – Jesse Brunner did a double take as he surveyed a pond in southern Arizona’s San Rafael Valley. It was home to endangered tiger salamanders and, over the course of one week, every salamander Brunner could find was sick or dying.
They may have outlived dinosaurs, but amphibians increasingly struggle for survival in the 21st century. More than 30 percent of species are listed as threatened or endangered. While scientists work to pinpoint causes for the decline, some suggest that amphibians — like canaries in a mine shaft — sound an ominous early warning for […]