From venoms to medicine

Cone snail

Source: © Franco Banfi/WaterFrame/Getty Images

Venoms are a treasure trove of peptides that may provide a bounty of novel painkillers

Snakes, spiders and scorpions are some of the most lethal animals on the planet, producing venoms either as part of a defence mechanism towards predators, or as a means to subdue and kill their prey for food. And yet, the very same properties that make venoms deadly mean they can be used as life-saving medicines or analgesics.