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,
Andromeda Chained to the Rocks painted women as he saw them; naturally imperfect and flawed. Rembrandt's subsequent nude mythological paintings from this period "Diana Bathing" and "Danaë" show his evolving portrayal of the nude. Andromeda Chained to the Rocks Andromeda Chained to the Rocks (1630) is a 34 x 25 oil on panel painting by the Dutch Golden Age painter Rembrandt. It is now in the Mauritshuis, The Hague, Netherlands. Andromeda represents Rembrandt's first full length mythological female nude history painting and is taken from a story in Ovid's "Metamorphoses". In Metamorphoses, Andromeda (mythology) is the daughter of an Ethiopian king and queen, Cepheus and