User blog comment:Kogath/Monster Hunter X Discussion/@comment-6050823-20151218044840/@comment-25119729-20151219204347

That or it actually took great effort from it to kill the Shen Gaoren. It would need to get into its lair to heal the wounds it got rather than risking to attract other predators. Just because it killed one Elder Dragon level monster doesn't mean in can do so on a regular basis.