The 248-million-year-old fossil belongs to a group of mysterious early Triassic marine reptiles.
The stark, barren landscape of Banks Island in Canada has yielded more than 8,000 shark teeth that date back millions of years.
A scrappy, furry plant-lover named Luck coexisted with dinosaurs and provides important new insights into the evolution of Earth's earliest mammals.
Here are some of the animals--both on sea and on land--that existed during this mega-sized shark’s heyday.
With fangs and the first sawlike teeth on Earth, the biggest predator in the swamps of the early Permian Period ate anything it wanted.
A dinosaur nicknamed Horrible Hands turns out not to have been so horrible, but it sported a suite of unusual features including a humpback, super long arms and sink-proof legs.
A trio of crocodile-like animals from Europe might have munched on dinosaurs and other impressively large prey during the Jurassic. Continue reading →
What do a sabertooth cat and a can opener have in common? A lot, according to new research. Continue reading →
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