Physiology of dinosaurs way as sauropods. The pachycephalosaurs had small heads and weak jaws and teeth, but their lack of large digestive systems suggests a different diet, possibly fruits, seeds, or young shoots, which would have been more nutritious to them than leaves. On the other hand, ornithopods such as "Hypsilophodon", "Iguanodon" and various hadrosaurs had horny beaks for snipping off vegetation and jaws and teeth that were well-adapted for chewing. The horned ceratopsians had similar mechanisms. It has often been suggested that at least some dinosaurs used swallowed stones, known as gastroliths, to aid digestion by grinding their food in muscular gizzards,
Russian given name dubbed "anthroponymic bang". According to Russian naming tradition in official speech people are addressed by their name followed by a patronymic. In official situations one's given name is always written or spoken in its legal form (name given at birth and documented in papers like birth certificate and passport). Prior to October Revolution canonical form was considered official. It was documented in baptismal register books. However, in birth certificate and other documents a secular form was used. Arising ambiguity was not considered important and didn't cause any legal consequences. In baptismal register books people bearing names Yuriy and Egor appeared