Travel is not permitted onwards to the mainland United States, and because of special visa categories for the Northern Mariana Islands foreign workers, traveling between Guam and the Northern Mariana Islands still requires a full immigration inspection.
No venomous snakes: New Zealand. Absolutely no snakes: Ireland, Antarctica There are no snakes in Ireland for the simple reason that they can't get there.In fact, there never were any snakes in Ireland.New Zealand,split off from Australia and Asia before snakes ever evolved.So, they are not aving any snake.he reason it is said St Patrick drove the snake from Ireland refers to driving pagans from Ireland and not literally meant as in reptiles. Also there are quite a few remote islands where there are no land animals at all.
There are no colors a snake can NOT be. Snakes are found on nearly  every continent in the world in an array of colors.