"Spawn chances by evolution factor" calculator isn't shown on every page load, sometimes I have to reload the page several times to get it displayed.
I originally thought it might be due to AdBlock interference, but after disabling it the problem still persists.
I'm on Chrome on Linux (Ubuntu MATE ...

Achievement "Steamrolled", found at least on these pages:
https://wiki.factorio.com/Enemies
https://wiki.factorio.com/Achievements
links to "spawners" at this URL:
https://wiki.factorio.com/Enemies#Spawners

But the "Enemies" page doesn't have a "#Spawners" anchor.

Does it mean "Nest"? If so, can ...