A global study tracking nearly 13,000 individual marine animals has uncovered a sharp disconnect between where these animals actually spend their time and where marine protections exist. The findings ...

Tens of thousands of years ago, an enormous lizard roamed ancient Australia, and if it's anything like its descendants, we're ...

The long fangs of Smilodon were thought to be rather delicate, but a study of large herbivore remains from Argentina shows ...

The first people to inhabit the Americas had a singular obsession: the biggest animals on the landscape. A July 2026 study in ...

A long, long time ago, marsupials the size of small trucks, 2-meter-tall "thunder birds" and 5-meter-long venomous lizards roamed Australia. These animals—and more—were Australia's megafauna.

Researchers identified telltale "fingerprints" left by different cave environments that could help reconstruct the history of ...

Earth once hosted many massive creatures called megafauna; they are technically defined as animals with mature body weights that exceed 44 kilograms (97 pounds). Megaherbivores, on the other hand, are ...

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Today’s land animals are a bunch of runts compared with creatures from the not-too-distant past. Beasts as big as elephants, gorillas and bears were once much more common around the world. Then, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Updated | The biggest shark to have ever lived was wiped out during a ...

Jabiru birds fly past a herd of Columbian Mammoths as they make their way across a river delta. A new study published in Nature Communications suggests that the extinction of North America's largest ...