The brown snake is an extremely venomous elapid snake, which is found in Eastern Australia and belongs to the genus Pseudonaja. The adult is approximately 1.60 m long, brown, sometimes with different color spot or band patterns. It feeds on birds, rants, lizards, etc, and is active during the day. Being the second most venomous snake in the world (the taipan is firs), the Australian brown snake has a neurotoxic snake, which means its toxin affects the nervous system, blocking the nerve impulses transmission as it causes muscle paralysis. The victim dies of respiratory muscle (diaphragm) paralysis and heart arrest. The symptoms are dizziness, diarrhea, convulsions, paralysis, and renal failure. If the pacient is not treated, it is 100% fatal. However, it is not as aggressive as the black mamba or king cobra.