Board Thread:Warhammer 40k General Discussion/@comment-7123746-20130718083413/@comment-8257990-20130718160346

They outnumber the necrons, no doubt... But the process of bringing back their own is mostly garunteed for the Necrons...

The Tyranids need nutrients and biomass to survive, so if you cut that off they will cannabilise their own fleets to keep going, which will eventually lead to the attrition of the fleet and in turn, some measure of the hive mind itself, but it would take decades of perfect coordination to perform this feat...