“Older Than Forests: Sharks Ruled the Oceans Long Before Trees Existed”

24th March 2026

Highspeed Media

“Older Than Forests: Sharks Ruled the Oceans Long Before Trees Existed”

In a revelation that continues to fascinate scientists and history enthusiasts alike, research shows that shark have been swimming in Earth’s oceans for more than 400 million years making them significantly older than trees, which appeared around 350 million years ago. Fossil evidence suggests that early sharks emerged during the Devonian period, often called the “Age of Fishes,” long before the planet was covered in vast forests.

These ancient predators survived multiple mass extinction events, including the catastrophic Permian–Triassic Extinction Event, which wiped out nearly 90% of Earth’s species. Scientists believe sharks’ remarkable adaptability, efficient hunting mechanisms, and resilient biology have enabled them to endure dramatic changes in climate and ocean conditions over hundreds of millions of years.

Unlike many species that vanished, sharks evolved while maintaining core features such as their cartilage-based skeletons and acute sensory systems. Today, as modern ecosystems face increasing threats from human activity and climate change, researchers warn that these ancient survivors may now be at greater risk than ever before. The story of sharks is not just a glimpse into prehistoric life but also a powerful reminder of nature’s resilience and its vulnerability in the modern age.