yes
If it is a very potent poison, then, yes. It can.
No, butterflies do not have venom that can harm or kill humans.
Dead
Hornets can kill someone if they are allergic to the venom. And if enough of them sting someone, they could go into shock and that could be a problem.
with anti-venom
True. The blue-ringed octopus does have enough venom to kill a person in minutes even if the person doesn't know he/she has been poisoned.
No, it can kill you.
No. I would be dead and I am the only person that decides if I am dead or not
No, venom is not a poison. It must be injected into body tissues to do its work. It is not harmful to drink as long as a person has no open sores in the mouth or throat. This us why there are no poisonous snakes, only venomous snakes,
From the venom sacs in its cheeks 😝
to kill prey
The venom of a Mangrove snake is not considered potent enough to cause death in humans.