Yes, all 3 of them (Articuno, Zapdos and Moltres) will be in Pokémon HeartGold and Pokémon SoulSilver.
Moltres is a legendary Fire and Flying type Pokemon. It does not appear in Pokemon Gold, but may be traded over from a first generation game. In the reboot of Pokemon Gold, Pokemon HeartGold, Moltres is encountered in Mt. Silver.
The cool legendaries you can get in Soulsilver/heartgold are the following: Lugia, Ho-oh, Raikou, Entei, Suicune, Articuno, Moltres, Zapdos, Mewtwo, Latias, Latios (Latios in Soulsilver & Latias in Heartgold), Kyogre, Groudon, Rayquaza (Kyogre in Heartgold, Groudon in Soulsilver & Rayquaza if you have both).
Moltres is not in ruby only firered, leafgreen and Pokemon xd gale of darkness can get moltres.
You can't get Moltres in Pokemon Crystal, Only in Pokemon Leafgreen and Pokemon Firered. Including Pokemon Platinum.
On Pokemon HeartGold, Moltres is on level 50.
Yes, all 3 of them (Articuno, Zapdos and Moltres) will be in Pokémon HeartGold and Pokémon SoulSilver.
you find moltres in mt.silver take a different path then you do to get to red/ash
mt. silver
Yes, you can find one in Mt. Silver
Go to mt.silver after you beat the elite four
Catch moltres and battle red
in a cave in mount silver or mortar
Moltres is a legendary Fire and Flying type Pokemon. It does not appear in Pokemon Gold, but may be traded over from a first generation game. In the reboot of Pokemon Gold, Pokemon HeartGold, Moltres is encountered in Mt. Silver.
You have to Transfer it from LeafGreen/FireRed or trade it with Platinum/HeartGold/SoulSilver
You cannot find Moltres in Pokemon Silver. You can use the Time Capsule and use Pokemon Red/Blue/Yellow with Moltres in it and trade it over. In Pokemon Heartgold/Soulsilver: Moltres in in Mt. Sliver after you have obtained all 16 badges. You need surf, waterfall and rock climb to get to it.
Moltres is the only legendary Pokemon in Mt. Silver for HeartGold / SoulSilver only.