he has to level up at max. happiness. he becomes happier by giviing it rare candies
you have to like it very much and give it lots of rare candies.
Golduck does not evolve
Wooper will evolve at Level 20.
You have to have it have high happiness. It doesn't evolve at a level.
Unowns do not evolve.
Level 30
Snorlax does not evolve. In gold, it is a non-evolutionary pokemon.
Farfetch'd is a Pokemon that does not evolve.
level 14
LEVEL 25
level 31
Level 55.