Research shows apex predators are increasing in numbers and excreting important nutrients into Top End waterways

The growing saltwater crocodile population in the Northern Territory has led to the creatures gorging on nine times more prey than they did 50 years ago, with the apex predators contributing important nutrients to Top End waterways, new research suggests.

Saltwater crocodile populations have increased exponentially in recent decades, from less than 3,000 in 1971, when a ban on hunting was introduced, to more than 100,000 animals today.

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