Things that jump out to me:
RBY: Squirtle, Nidoran-M (especially Yellow)
GSC: Abra, Totodile
RSE: Mudkip, Zangoose (in Ruby)
FRLG: nothing really stands out, Nidoran-M I guess
DPP: Chimchar, Gible (in Platinum), Starly
HGSS: Totodile, Scyther, Kangaskhan (Pokewalker)
BW: Darumaka, Archen...