Physiology of dinosaurs and that this was a feature they shared with birds. In 2007 Oliver Wings reviewed references to gastroliths in scientific literature and found considerable confusion, starting with the lack of an agreed and objective definition of "gastrolith". He found that swallowed hard stones or grit can assist digestion in birds that mainly feed on grain but may not be essential—and that birds that eat insects in summer and grain in winter usually get rid of the stones and grit in summer. Gastroliths have often been described as important for sauropod dinosaurs, whose diet of vegetation required very thorough digestion, but
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