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.
Grizzly bears are specially adapted to survive the changing seasons. During warmer months, they eat a massive amount of food so they can live off body fat during the winter, when food is scarce. They may intake 40 kg (90 lbs.) of food each day, gaining over 1 kg (2.2 lbs.) of body weight a day.