Footprints found in 'valley of dinosaurs'
Scientists in Bolivia have discovered the world's largest group of dinonaur footprints. The find comprised footprints of several dinosaur species, making it one of the rarest finds of its kind in the
Scientists in Bolivia have discovered the world's largest group of dinonaur footprints. The find comprised footprints of several dinosaur species, making it one of the rarest finds of its kind in the