Yeah, “muted genes” . They would have to be something like that to make them dumb enough to get brainwashed into killing themselves over religion. Even dogs have a desire to live. What’s with this tribe of folks???
“What’s with this tribe of folks???”
IMO, their mindset and emotional maturity is closer to Neanderthal than modern man’s ability to reason via critical thinking & decision making skills.
Thus, their approach to life that is more like a pack of wild animals attacking things they do not understand or anything they feel threatened by.