So as I am still being chased by a horde of Biters, I fire off a missile into the group that has frozen in place and run off to spring my trap. One quick mini-genocide later I return to the spot where the the Biters froze in place, and they are STILL there! They haven't moved at all (I did however blow up a little one with my hastily launched missile
![Crying or Very Sad :cry:](./images/smilies/icon_cry.gif)
I back off, the worm is my target now, (it is actually fighting back unlike the baby seal Biters I was clubbing) then I see a few more disappear, more worms, another big one and a medium one. I bust out the missile launcher and carpet-bomb the rest of them. End of encounter and I realize what I just saw, and the implications. Biters can BECOME Worms, maybe if I had not killed so many it may have even become a nest with a spawner.
If I am right, this means areas that have be cleared out can become repopulated with Biters or at least little pockets of Worm-traps.