* Different toxins: Creatures have different types of toxins, which affect different organisms in different ways. Some toxins are more potent for humans, while others are more lethal to other animals.
* Delivery method: The amount of venom injected or toxin ingested plays a huge role in the severity of poisoning. A creature with a small amount of highly potent venom might be less dangerous than one with a larger quantity of a less potent venom.
* Resistance: Some animals are resistant to certain toxins. For example, the pufferfish's tetrodotoxin is deadly to humans but has no effect on some crabs.
Here are some contenders for the "most poisonous" title:
* Golden Poison Dart Frog: This tiny frog packs a powerful neurotoxin that can kill a human with a single touch.
* Box Jellyfish: This jellyfish has venom so potent that it can cause excruciating pain, cardiac arrest, and death within minutes.
* King Cobra: The longest venomous snake in the world, its venom can kill an elephant in a single bite.
* Pufferfish: These fish contain tetrodotoxin, a highly potent neurotoxin that can cause paralysis and death.
* Inland Taipan: Considered the most venomous snake on Earth, its venom is potent enough to kill 100 adult humans with just a single bite.
Instead of trying to crown a single "most poisonous" creature, it's more helpful to understand the potential dangers of different species and take appropriate precautions when encountering them.