My favorite Bonobo study concluded that when one Alpha far-exceeds his merited-status, two other "upcoming" males will usually form alliances with the intention

My favorite Bonobo study concluded that when one Alpha far-exceeds his merited-status, two other "upcoming" males will usually form alliances with the intention to literally tear the current leader apart, limb-from-limb. [R.Sapolsky, PhD]