Tamed 2 ( lvl 125 and lvl 90 ) did some upgrading mostly to health and melee. Turned my back to cook some meat. Hear scary music, see lvl 130 Rex's corps just flying over my head.

No gille armor all you need to do is crouch behind it and shove berries up its butt...I'm not kidding

They don't have this listed on here I don't know why, but they collect 2 x more of plant x seeds than than any anamal I have found.

Dating is the best way to tame these. The appropriate dress for the occasion is a full suit of Ghille Armor. Pick your ape date up with a Quetz, drop in a taming pen, and hand-feed Mejo Berries. He/she will love you for it!