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
Ruby (given name) used as a nickname for the name Reuben. Authors Pamela Redmond Satran and Linda Rosenkrantz noted in their 2007 book "Baby Name Bible" that Ruby is a "vibrant" name with a "sassy and sultry" image, while Laura Wattenberg wrote in her 2005 book "The Baby Name Wizard: A Magical Method for Finding the Perfect Name For Your Baby" that Ruby has the image of a woman "kicking up her heels" at a music hall. Notable people with the name include: Ruby (given name) Ruby is a predominantly feminine given name taken from the name of the gemstone ruby. The name