I think the name of Season 7 is Advanced Challenge.
The new season will be called "Pokemon BW: Adventures in Unova"
Pokemon Galactic Battles
Pokemon DP Sinnoh League Victors
The official name is Pokemon DP:galactic Battles. It is season 12 of the Pokemon anime.
Arcanine
The Orange Island League
Probably Grey that is if season 16 is after Pkmn black and white
Yes. May did too. In episodes: Season 7: Episode 3: The Princess and the Togepi Season 7: Episode 4: A Togepi Mirage Season 7: Episode 5: Candid Camerupt "If you ever have any questions about Pokemon you just let me know!"
season 7 ep 9
Seasons 6, 7, and 8.
Episode 2, season 7 is called Reunion.
Yes, there will be. Season 13 has been released in Japan on January 7, 2010, along with a new opening that features all of the ledgendary Pokemon, as well as all of Ash's Pokemon.