Two new species of prehistoric sharks, dating back to around 325 million years uncovered in limestone formations of a Kentucky cave.

Illustrations of prehistoric North and South American animals including a glyptodon, lestodon, horse, mastodon, saber-toothed cat and a toxodon AP ...

Isolation allows creatures to thrive as their relatives perish due to the threats present on much larger landmasses ...

The fossil record is full of examples of other prehistoric animals that would dwarf their modern relatives. ... such as the giant ground sloth (6m/20ft from head to toe) from South America.

Any self-respecting prehistoric theme park would most certainly ... Cladoselache lived in waters over what is now North America and, unlike most sharks, these animals fossilized well with some ...

Paleontologists have uncovered a previously unknown prehistoric mammal species that was among the largest of its time. The partial remains of the newly identified species were originally collected ...

This prehistoric animal likely died suddenly, ... The mammoth, named Nun Cho Ga, is believed to be the most complete mummified mammoth found in North America. 8. Prehistoric penguin colony .

The diet of a key prehistoric American group appears to have been rich in mammoth meat, a study analyzing data extracted from the 12,800-year-old remains of a toddler has revealed.

Bone-crushing dogs and 3-ton sloths among prehistoric animals that roamed Florida. ... (2.5 million to 500,000 years ago) and are closely related to the spectacled bear of South America.

For a long time, scientists believed the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like mastodons, […] ...