Arboreal African snake with a fatal bite (5)
I believe the answer is:
mamba
(Other definitions for mamba that I've seen before include "Deadly creature" , "Snake that might kill" , "venomous crawler" , "Large African snake" , "One's venomous" .)
I believe the answer is:
mamba
(Other definitions for mamba that I've seen before include "Deadly creature" , "Snake that might kill" , "venomous crawler" , "Large African snake" , "One's venomous" .)