The biggest frogs in the world dig to posterity personal pools

Biologists found out that frogs-goliafy, unlike smaller colleagues, construct pure and spacious reservoirs where the posterity can grow in safety for future tadpoles. The Cameroonian frog-gorliaf against the majority of the relatives looks the real colossus, for as received the nickname. Adult persons grows to 34 centimeters in length and weighs to 3,3 kg. Though these unusual creations are known long ago to science, their reproductive behavior remained for researchers a riddle...