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,
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