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.
Factors include weight, head size, length of the bear, height of the bear when standing, dimension of shoulders, etc. Compounding the problem is often incomplete records that may or may not be authenticated. Many claims of a giant grizzly bear of world record status have been submitted but not verified. Some are embellished with man eating stories. One of the more famous reports is a grizzly bear from Alaska having an enormous weight of 1600 pounds. The 12.6 foot tall bear had a massive head and teeth.