That would be a cobra. Its venom is poisonous and causes death in a high number of living things it bites.
cobra
Poison arrow frogs secrete a venom through their skin that can cause paralysis, nausea, breathing difficulties, and death in people. It is believed to be a lipophilic alkaloid toxin that does the most damage. Poison arrow frogs sequester their poisons from their food (such as ants). If not raised on poisonous insects, they will not secrete poisons from their skins.
Nerve toxins in their venom.
Vampire venom typically causes a burning sensation upon contact with human skin and can induce hallucinations, euphoria, and heightened senses if ingested in small amounts. However, larger doses can result in paralysis or death.
The black widow is harmful to humans because its venom is supposedly 15 times as strong as a rattlesnake's. When they bite a person the venom causes muscle aches, nausea, and paralysis of the diaphragm that can make breathing difficult. But, in spite of all the terrifying tales, a bitten person isn't likely to incur serious harm.
The Brazilian wandering spider (Phoneutria) is known to have the most toxic spider venom in the world. Its venom can cause intense pain, muscle paralysis, and even death in severe cases.
No, the Common Indian Krait (Bungarus caeruleus) is considered to be the deadliest snake in India. It has potent neurotoxic venom and is responsible for numerous snakebite-related deaths in the country each year.
The Deathstalker scorpion's venom is known to be one of the most potent among scorpions, with a mix of neurotoxins and other chemicals that can cause extreme pain, paralysis, and potentially death in humans. Even a small amount of this venom can be dangerous, so immediate medical attention is crucial if stung.
The cone snail is a brightly colored gastropod that is poisonous. Its venom can be toxic to humans and other animals, causing paralysis and even death in some cases. It uses its venom to subdue prey and defend itself from predators.
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The Black Mamba is the fastest venomous snake.
If the venom can get past the elaphants skin then yes with enough venom if not death it will be close to death