Everyone knows about the dinosaur extinction but not many know about the rise of mammals that followed, such as the ...

“Finding Miopetaurista in North America was quite unexpected as this ... its fossilized remains provide a glimpse into an era when giant mammals and ancient squirrels coexisted in a lost world.

A strange cast of ferocious predators and giant herbivores ... evolved in South America and ventured north, while today’s grey wolves migrated from Asia, so the two species are not closely ...

The giant garter snake is one of North America's largest native snakes ... and industrial development has eliminated more than 90 percent of suitable habitat for the species, forcing snakes to rely ...

There are about 50 species of flying squirrels ranging across most of North America down into Central America, and stretching from Southeast and Northern Asia into Siberia and Scandinavia.

We are focusing on extinct species from Europe and northern Asia, along with some from North America, including: We are using large compilations of carefully audited radiocarbon dates for each mammal ...

There are over 150 different species of firefly in North America, and each has its own characteristic flash code. Male fireflies use their glow to attract females and, in some areas at certain ...

“With the dating, we wanted to better understand the distribution of ancient megafauna in South America. What we found — 3,500-year-old species ... used to adopt the North American view ...