“In the 1970s, an estimated 98 percent of the wild saltwater crocodile population had disappeared in the Northern Territory, driven by leather demand and culling.
Now, according to government figures, over 100,000 ‘salties,’ which can grow over six meters long and weigh more than 1,000 kilograms (2,200 pounds), hunt along the coasts, rivers and wetlands of the continent’s far north.”
From Phys.org.