Toxin produced by certain animals (5)
I believe the answer is:
venom
(Other definitions for venom that I've seen before include "Poisonous liquid of snakes" , "Bitter malice" , "Poison - spite" , "bitterness" , "Poison; malice" .)
I believe the answer is:
venom
(Other definitions for venom that I've seen before include "Poisonous liquid of snakes" , "Bitter malice" , "Poison - spite" , "bitterness" , "Poison; malice" .)