Injections of poison from an animal or plant (6)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
stings
(Other definitions for stings that I've seen before include "Intense burning pains" , "Hurts like bee or wasp" , "Swindles - or wasp-wounds" , "Sharp bodily pains" , "Confidence tricks by the bee?" .)