Answer:
it's leaderless... you can't formally join.
You may call yourself a part of the front if you commit an action that adheres to their strict nonviolent guidelines, and are vegetarian or vegan:
- To liberate animals from places of abuse, and place them in good homes where they are free to live out their natural lives, free from suffering
- To inflict economic damage to those who profit from the misery and exploitation of animals
- To reveal the horrors and atrocities committed against animals behind locked doors, by performing nonviolent direct actions and liberations
- to take all necessary precautions against harming any animal, human and nonhuman