Tag: spiders

Wildlife

GALLERY: Australia’s top 10 most venomous animals

Venom is commonly measured by the LD50: the concentration of toxin (lethal dose, mg/kg) required to kill half of a test animal group. A smaller number indicates more concentrated venom, with the most venomous species gaining a rating of <1. These are Australia's most venomous animals, ranked by their LD50 rating.