Dinosaur mass of adults among these dinosaurs suggest that the eggs were primarily brooded by the male, and that the young were highly precocial, similar to many modern ground-dwelling birds. Some dinosaurs are known to have used gizzard stones like modern birds. These stones are swallowed by animals to aid digestion and break down food and hard fibers once they enter the stomach. When found in association with fossils, gizzard stones are called gastroliths. The discovery that birds are a type of dinosaur showed that dinosaurs in general are not, in fact, extinct as is commonly stated. However, all non-avian dinosaurs,
Dolores (given name) Lady of Sorrows in English. In given names, Dolores is frequently preceded by the name Maria (María Dolores), the Spanish form of Mary, or one may even bear the entirety of the title (María de los Dolores) as part of their given name. Notable examples of such include the Spanish noblewoman Juana María de los Dolores de León Smith and the Mexican actress, Dolores del Río, who was born María de los Dolores Asúnsolo López-Negrete. Less commonly, one might use de los Dolores as part of their name, but not paired with María. Lola, Loli, and Lolita are all popular