Suicune is not in the Sevii Islands.
It can be found anywhere where grass is except on the sevii islands, the best spot to find it is route 1.
Whirl islands are in the johto region which is not in firered.
Explore, catch pokemon, train your pokemon.
in 4-7 islands
seafoam islands
you cant
The Sevii Islands(islands 4,5,6,7)
Articuno is in the Seaform Islands
in cinabbar islands
Inside Seafoam Islands.
Seafoam islands.
no