Four-eyed frog is the common name given to Pleurodema, a genus of frogs with characteristic poison glands which resemble eyes. When threatened, the four-eyed frog lowers its head and raises its ...

"We've been applying de-icing salts to reduce car accidents in snowy and icy conditions in the United States for 80 years, and we currently apply four times ... these wood frogs evolved a much ...