Frogs have been on Earth for more than 200 million years, and range in size from half an inch (the Cuban tree toad) to the much larger goliath frog of West Africa, which can grow to 15 inches and weigh up to 7 pounds. As a public service, the American Museum of Natural History has created this thoughtful online site that introduces visitors to the world of frogs, and as a way of highlighting their...
This Web site discusses current research findings surrounding the use of the weed killer, atrazine, and sex organ deformities in frogs exposed to it. The site is actual report authored by the scientists and published in the Proceedings of the National Academy of Sciences (PNAS) online journal. It can be viewed online or downloaded in Adobe Acrobat (.pdf) format for printing. The research finds...
This Web site discusses current research findings surrounding the use of the weed killer, atrazine, and sex organ deformities in frogs exposed to it. The article from the New York Times summarizes the recent research report; free registration is required to view it. This site reports focus on the potential impact of atrazine on humans, but they do raise it as an important question.