A 25,000-year-old fossilized “drumstick” is writing a new chapter for these flightless birds that terrorized the post-dinosaur world.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. There’s an important concept in evolutionary biology called ...

A handful of bite marks on a fossil tens of millions of years old speaks to an ancient tussle between two terrifying apex predators. Reading time 2 minutes Sometime between 16 and 11.6 million years ...

About 13 million years ago in a vast South American wetland, colossal predators clashed. The fossilised bone from an enormous flightless bird found in Colombia shows tooth marks made by a giant caiman ...

The mangled leg of a prehistoric predator suggests it may have been killed by an even bigger beast 13 million years ago, boffins believe. Terror birds — a ...

Flightlessness has evolved repeatedly and independently across avian lineages, yielding a remarkable array of giant and diminutive species from ratites to extinct ...

Standing around 10 feet tall, weighing around 220 pounds and with an axe-like beak capable of delivering devastating strikes, the terror bird would have proved a ...

Colossal Biosciences, a Texas company trying to bring extinct species back to life, reports creating artificial eggs that would be necessary to... To revive an extinct bird, you first need an ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's illustration of Eschatornis aterradora, or the "last terror bird." This newly ...

Terror birds that once dominated South America's savannas with giant, hooked beaks and fleet feet may have survived much longer than previously believed. Researchers ...