/// <summary>
/// UnloadContent will be called once per game and is the place to unload
/// game-specific content.
/// </summary>
protected override void UnloadContent()
{
// TODO: Unload any non ContentManager content here
base.UnloadContent();
spriteBatch.Dispose();
// If you are creating your texture (instead of loading it with
// Content.Load) then you must Dispose of it
dinosaur.Dispose();
}