Angelica Whelan is described as holding the title of Alpha of the pack in dogtown through sheer charisma and that ever since she did a simple negotiation that required more finesse than most animals could muster she earned respect from the animals (in dogtown) despite her not being a hulking mass. Because this is in dogtown, the most dangerous section of night city, this leads me to believe that what ever those negotiations were she either had massive balls or massive aura or both