Yes he is, you just need to save infrount of him, have lots of ultra balls, someting to put him to sleep, and patience
you have to trade from red blue or yellow. zapdos is not catchable in Pokemon silver.
The catchable legendaries are the following: Articuno, Zapdos, Moltres, Raikou/Suicune/Entei *depends on your starter pokemon*, Mewtwo.
Moltres, Zapdos, Articuno, Raikou/Suicune/Entei.
Without cheats or any events they are Moltres Articuno Zapdos And Mewtwo
They are not in Pokemon Gold and Silver. However, they are catchable in the remakes of Gold and Silver, HeartGold and SoulSilver.
no
Ho-Oh can't be found on Platinum. The legendaries of Articuno, Moltres, and Zapdos can be found though.
You can get Giratina, Azelf, Mespirit, Uxie, Dialga, Palkia, Articuno, Zapdos, Moltres and Cressilia without the use of special events/cheats.
You can not get Zapdos on sapphire without an external hacking device.
four without cheats Articuno Zapdos Moltres Mewtwo plus one of the legendary dogs; entei, suicune or raikou
zapdos, moltres, articuno, mew2, and all Legendary Pokemon in Gold/Silver/Crystal and Ruby/Sapphire/Emerald but only catchable ones are the first four listed.
The 3 legendary bird cannot be bred in any game without the use of cheats. They generally appear once in a game and if fainted they will not respawn.