Western Brown Snake
Scientifically known as Pseudonaja nuchalis, the Western Brown Snake is a venomous species which is common in Western Australia. As they have quite small fangs, bites often are painless. However when bitten, symptoms include headaches, abdominal pain, nausea, vomiting, severe coagulopathy, and even kidney damage.
Hairy Bush Viper (Atheris Hispida)
Best known and easily remembered for its keeled dorsal scales which give off a bristly appearance. You’ll often see them on top of flowers and terminal leaves so keep a watchful eye. And yes, bites can be fatal without treatment.