Scientists solved a riddle of unusual structure of bones of amphibians age of 300 million years

Paleontologists managed to find out that ancient bones of a paleontologic monument of Dzharrou are welded. Information on it gave in the Triniti-college press service in Dublin. Dzharrou is the major paleontologic monument in Ireland, being in County of Kilkenny where the set of bones of the ancient amphibians which age makes 300 million years was found in coal layer. At these bones strange feature which consists in lack of possibility of studying of their microstructure was revealed. Therefore before scientists were convinced that bones were partially dissolved in acid...