Certain infestation (4)
I believe the answer is:
ants
(Other definitions for ants that I've seen before include "Termites" , "Soldiers" , "Hard workers" , "They live in a formicary" , "24 [INSECT] s" .)
I believe the answer is:
ants
(Other definitions for ants that I've seen before include "Termites" , "Soldiers" , "Hard workers" , "They live in a formicary" , "24 [INSECT] s" .)