Origin of the name Shea: Borrowed from the Irish, Shay is a pet form of Shamus, the Irish form of James (supplanting, seizing by the heel). It is also bestowed as an independent given name.Var: Shea, Shey.From A World of Baby Names by Teresa Norman.Buy the book.orrowed from the Irish, Shay is a pet form of Shamus, the Irish form of James (supplanting, seizing by the heel). It is also bestowed as an independent given name. Var: Shea, Shey. From A World of Baby Names by Teresa Norman. Buy the book.
FACTS. 1  Life span: About 20 to 30 years. 2  How big is a grizzly bear? Size is up to 4 feet when on all four paws. 3  Weight: 350 to 800 pounds for male bears, and roughly 25% less for females. Weight depends on what they eat, where they live, and season.
In North America, grizzly bears (Ursus arctos) once ranged from the Pacific Ocean to the Mississippi River and from Central Mexico to the Arctic Ocean.rizzly bears have one of the lowest known reproductive rates of all North American land mammals. The age of first reproduction ranges from 5-8 years. A female produces young every 3-5 years. In the mountain parks, research indicates that on average, female grizzly bears have offspring every 4-5 years.