Collett's Snake (Pseudechis colletti) – also known as the Down's tiger snake, Collett's black snake or Colletts cobra – is a venomous snake native to Australia. Although the Collett's snake is not as venomous as other Australian snakes, it is capable of delivering a fatal bite, ranking nineteenth in the world's most venomous snakes.
Snake! 15 deadliest serpents Snakes can be very bad for your health. While only a fraction of the thousands of species of snakes are venomous, the World Health Organization estimates that snakebite kills anywhere from 20,000 to 94,000 people around the world each year.