Spearow cannot be caught on Pokémon Ruby, so the only way to get Spearow on Ruby is to trade it from someone who has it or by cheating.
You can find Spearow on Route 225 in Pokemon Platinum.
You can find Geodude, Rattata, and Spearow in the tall grass, and Aipom, Heracross, and Spearow by using Headbutt on the trees.
Pokemon ruby's version IS Pokemon ruby.
Spearow evolves at level 20 in Pokemon Yellow.
Spearow evolves at level 20.
Spearow evolves into Fearow, starting at level 20.
Arceus is not possible to find in Pokemon Ruby. It was released in 2007 with Pokemon Diamond and Pearl
Spearow evolves at level 20 to a Fearow.
SPEAROW Evolves at LVL 20.
you'll have to trade with firered or leafgreen in order to get it. In firered and leafgreen, to get Farfetch'd you have to trade a Spearow to a girl in Vermilion City. Hope this helps!!!
to me not really
You can find all kinds of pokemon.