A new genus and species of mosasaur being named Jormungandr walhallaensis has been discovered by American Museum of Natural History Ph.D. student Amelia...
Minterichnus shieldi, a new type of trace fossil (resting trace) of a phyllocarid crustacean from Texas shows animals trapped in a tidal pool, just before...
A new genus and species of small-bodied ornithopod dinosaur has been described from a partial jawbone unearthed in Texas, the United States.
Model of the...
A new genus and species of petalodont (petal-toothed) shark has been identified from fossilized teeth found in cave passages of Mammoth Cave National Park...
Traditionally, paleoanthropologists believed that humans arrived in North America around 16,000 to 13,000 years ago. Recently, however, evidence has accumulated...
The Waukesha Biota, a 437-million-year-old fossil assemblage from Wisconsin, USA, provides a rare glimpse into life in an ancient lagoon. In his book Wonderful...
Omomyids are a group of small-bodied, tarsier-like primates that lived on the northern continents between 56 and 34 million years ago. They represent the...
Urbanization now exposes large portions of the Earth to sources of anthropogenic disturbance, driving rapid environmental change and producing novel environments....
The American lion (Panthera atrox) may have roared, while the saber-toothed cat Smilodon fatalis may have produced vocalizations similar to living purring...
Dubbed the Coliseum, the newly-discovered paleontological site contains ornithopod, ceratopsid, and large and small-bodied avian and non-avian theropod...
A new genus and species of eutherian mammal has been described from a handful of tiny teeth found in the Prince Creek Formation in northern Alaska, the...
The golden-crowned sparrow (Zonotrichia atricapilla) is a large species of New World sparrow found in the western part of North America. University of...
Living amphibians include frogs and salamanders and the limbless worm-like caecilians (order Gymnophiona). Caecilians have cylindrical bodies with a compact,...
To be able to fly soon after hatching from the egg, a bird or pterosaur must have well-developed wings. Studies of small-bodies pterosaur species from...
Now known for its sports teams, Harleys, and beer, early Milwaukee County, Wisconsin was one of the nation’s leading producers of natural cement, and...
Rimrock Draw Rockshelter in Oregon, the United States, is one of the oldest human-occupation sites in North America.
Rimrock Draw Rockshelter in Oregon,...
Paleontologists say they collected numerous vertebrate specimens from the Late Jurassic Malone Formation in the Malone Mountains of western Texas, the...
Olympicetus thalassodon is one of several that are helping us understand the early history and diversification of modern dolphins, porpoises and other...
The rusty patched bumblebee (Bombus affinis) is an important pollinator in North America and a federally listed endangered species. Putting together its...
A new genus and species of mosasaurid being named Sarabosaurus dahli has been discovered by a team of paleontologists from the United States, the Netherlands...
