This video presents a complete timeline of prehistoric sharks, tracing their origins back more than 400 million years. Viewers see how early, primitive species evolved into some of the most efficient ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of evolution’s most haunting survivors. Long before forests reshaped Earth’s ...

Dive into Alabama’s prehistoric past as we uncover bizarre primitive shark fossils and other incredible marine relics from ancient ocean beds. This fossil hunting adventure reveals the wild creatures ...