In Australia there is a snake so deadly, that it could kill 12 people in even one bite, that is the death adder. They lived in scrub land trough out Australia. The Death Adder kills 20 people a year. It is only 5feet (1.5m) long.
The longest snake in the Australians is the Amethystine Python (Morelia Amethistina). The Amethystine Python can grow to 27feet long and weigh 80kg (178lb). They lived in deep forest areas up to 4,000meters (13,100feet) high. It can eat a pig.