Here’s how it works. Crocodiles are among the world's most impressive, deadly predators. They are masters of camouflage, waiting patiently for unsuspecting prey to approach before lunging at ...

The tool involves using the genetic fingerprints of crocodiles to identify areas where these predators are present. By harnessing environmental DNA (eDNA), wildlife officials could test waterways ...

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The way the dinosaurs relinquished their long dominance is well known. An asteroid struck Earth 66 million years ago, ...