Retains its original name after taming. Princess Yauj is part of a trio of silithid colossus bosses that form the second encounter of the raid. Try to tame her before she starts using her fear ability, which will interrupt you.
Level scaling: In Shadowlands most NPCs will scale with the Hunter's level, within the constraints of their level range. Hunters can tame regular NPCs up to 2 levels higher than them, but can only tame elite NPCs of the hunter's level or below.