Do Shapeshifters Live Forever?
The Shapeshifters Can Heal and Regenerate Very Fast and Completely. While Not Immortal If They Choose to Quit Phasing, These Capabilities Allow Them to...
The shapeshifters can heal and regenerate very fast and completely. While not immortal if they choose to quit phasing, these capabilities allow them to continue fighting even after serious injury.
How long do shapeshifters live for?
Their final lifespan is equivalent to Orks. So, around 50 wouldn't be uncommon. Granted, more 'shifters will die earlier, of "misadventure", than will die of old age: they're animals, and lead violent lives.
Do the shapeshifters in Twilight live forever?
The werewolves don't live forever, but they don't age for a period of time, until they are able to stop fasing into wolves. That should also answer your question Sudhiksha and Dee, they can stop themselves from fasing.