Fred Smith’s Wisconsin Concrete Park is the answer you never knew you needed. This outdoor museum showcases over 200 ...

Because they dwell in such extreme southern climes that are difficult to reach, new colonies were still being discovered as ...

The fossilized leg bone of a giant “terror bird” discovered in Colombia provides new insights into ancient South American ecosystems, suggesting the bird was a major predator in a once-lush region ...

Phorusrhacid birds, better known as "terror birds," were some of the most impressive predators to ever walk the Earth.

The fossilized leg bone of the terror bird went unidentified for almost 20 years. Nearly 12 million years ago, the largest ...

The identification of part of the fossilized remains of a so-called "terror bird" species in South America has given researchers new insight into the apex predators ...

A Colombian rancher has discovered a fossilized bone that points to the existence of a giant terror bird species. The fossil, ...

Millions of years ago, apex predators in the Phorusrhacidae family lived up to their more common name—terror birds. The mostly flightless, meat-eating dinosaur ...

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Though known only from a shinbone fragment, a newly-described flesh-eating terror just might be the largest known member of ...