Domestic Bliss is a Tribal Stage achievement present in Spore. It is earned for domesticating 3 distinct creatures.
Tips and Tricks
To earn this achievement more efficiently, attempt this on easy difficulty.
Before Tribal Stage, this achievement can be also awarded when the player finished the Creature stage with three posse members of different species, none of whom are their own species, as they are automatically turned into pets. This also includes rogue creatures.
Don't domesticate the hostile species, they will refuse to become domesticated from the tribe members instead.