Australian leader urges control of territory's soaring crocodile population after fatal attack of 12-year-old

Crocodile numbers in Australia's Northern Territory must be either maintained or reduced and cannot be allowed to outstrip the human population, the territory's leader said after a 12-year-old girl was killed while swimming.

The crocodile population has exploded across Australia’s tropical north since it became a protected species under Australian law in the 1970s, growing from 3,000 when hunting was outlawed to 100,000 now. The Northern Territory has just over 250,000 people.

The...