Picture: Lyndon Mechielsen/The Australian Discovered in 2016, the molecule in the venom of the K’gari funnel- web spider can also head off long- term damage to the heart caused by heart attacks ...

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, ...

Their venom is considered to be among the most deadly in the world, containing toxins that attack the heart, nervous system, and skin cells. It is so overpoweringly painful, human victims have ...