"The bird footprints range from small to large, from about 2.75 to 5.5 inches wide," Martin said. "Most tracks have three thin toe imprints that end with sharp claws, ...

In South Korea, a team of scientists uncovered fossil footprints of a bird-sized dinosaur from the early Cretaceous period. The discovery could add to scientific knowledge about the origin of flight.

When a large asteroid hit Earth 66 million years ago, not all the dinosaurs went extinct. Birds, feathered dinosaurs that have thrived since the Jurassic, survived—and some of these birds were ...

That excavation revealed one hominin footprint, alongside several other tracks made by large birds. The team decided to rebury the tracks with fine sand until a detailed excavation was possible.

Birds and Invertebrates (50–39 million years ago): Two small bird tracks found alongside invertebrate trails and beak marks indicate ancient shorebirds foraged for food in shallow water, a ...

So were footprints of large birds and animals such as antelopes and wild horses. “Whether Homo and Paranthropus individuals passed through the area hours to a day apart, ...

Eggshells of large, flightless birds evolved along different tracks Studying the evolution of eggshells in living and extinct flightless birds such as emus and ostriches may provide insights on ...

The new species, called Farlowichnus rapidus, was a small carnivorous animal about the size of a modern-day seriema bird, or about 60-90 cm (2-3 feet) tall, according to researchers.