The desert kangaroo rats (Dipodomys deserti) is a species of rodent found in desert areas of southwestern North America. These rats are abundant and seemingly...
Blackpoll warblers (Setophaga striata) that breed in western North America migrate up to 12,400 miles (20,000 km) roundtrip each year, some crossing the...
A team of archaeologists led by Washington State University scientists has discovered an ancient tattoo tool in southeastern Utah. With a handle of skunkbush...
Paleontologists in Arizona have identified microfossils of what are thought to be the oldest known frog relative in North America.
A Chinle frog, inside...
Paleontologists have unveiled a remarkable new species of tyrannosauroid dinosaur from the Cretaceous period: a small relative of Tyrannosaurus rex. The...
A team of scientists has discovered the largest individual of any cave salamander in North America — a 9.4-inch (23.8 cm) long specimen of the Berry...
In a paper in the journal PeerJ, paleontologists report finding a shark tooth embedded in an 80-million-year-old cervical vertebra of the large flying...
A new genus and species of herbivorous ceratopsid (horned) dinosaur being named Crittendenceratops krzyzanowskii has been discovered by paleontologists...
A team of researchers has discovered a new species of salamander living in Alabama and the Panhandle region of Florida, the United States.
A reticulated...
Geologists have discovered a set of 28 footprints left behind by an ancient reptile approximately 310 million years ago in what is now Grand Canyon National...
A three-species hybrid warbler found in Pennsylvania is the offspring of a hybrid warbler mother and a warbler father from an entirely different genus...
Bacteria thrive in showerheads and throughout household water distribution systems. While most of these bacteria are innocuous, some are potential pathogens,...
Through excavation of the Debra L. Friedkin site northwest of Austin, Texas, a team of archaeologists has identified a particular style of projectile point...
Sauropods are a group of plant-eating dinosaurs which exceeded all other terrestrial vertebrates in body size. A new, in-depth anatomical description of...
The total solar eclipse of 21 August 2017 traversed 5,000 km from coast to coast of North America. In its 90-min span, sunlight dropped by three orders...
According to new research led by Dr. Nathan Jud of William Jewell College, angiosperm (also called broad-leaf, hardwood or deciduous) trees approaching...
According to a new study published in the journal PLoS ONE, turtles served as more than tasty treats for Native American tribes throughout North America;...
Snakebites, contrary to public opinion, increase after rainy years, not drought, according to a new study that examined two decades of rattlesnake bite...
Oregon State University geophysicist Adam Schultz and co-authors believe they may have solved the mystery of why Mount St. Helens, a volcano located in...
