Aren't these 2 pretty much the same thing? They're both a species that forcibly merges with other life forms to create more of themselves, acquiring the beneficial genetic traits of those life forms in the process, and have a hive mind mentality with one much more intelligent being directing their actions (the Zerg just have more intelligent leaders).RJ 17 said:-Xenomorphs
-Zerg
For another similar one, throw the Borg into the mix.