The Tyranids are a galactic-scale threat, but they also exist tens of thousands of years ahead of the xenomorphs in the timeline. Given enough time, it's feasible that the xenomorphs could level the Tyranids' advantage by gaining their own spacefaring or psionic organisms. On the other hand, the Tyranids have a very intelligent hive-mind, and while individual xenomorphs are probably smarter than individual Tyranids, the collective of the latter is much more capable.<br><br>What do you think?