An ancient shark older than forests still glides through deep oceans today. Its strange teeth, slow life cycle, and ...

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.

Deep below sunlight, a rarely seen frilled shark reveals ancient anatomy, slow reproduction, and mysterious habits, offering scientists fleeting clues about evolution, survival, and fragile ecosystems ...