A natural experiment in a national park in Patagonia shows how the return of a large predator can reshape an ecosystem. Long absent from Argentinian Patagonia due to over-hunting, pumas have returned ...
Scientists recently discovered a new species of green anaconda in the Amazon rainforest. A new Nat Geo series shows the ...
This fossil is 13 million years older than any ant fossil found before—and reveals a sophisticated predator that lived alongside the dinosaurs. The hell ant existed over 100 million years ago, ...
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