Samridhi Garg
Existing for over 450 million years, horseshoe crabs have survived multiple mass extinctions, maintaining their ancient form.
Once thought extinct, this prehistoric fish, dating back 400 million years, was rediscovered in 1938, showcasing incredible resilience.
These marine mollusks, with a lineage tracing back 500 million years, have survived major extinction events while retaining their primitive features.
Crocodiles have been around for about 200 million years, outliving dinosaurs and adapting through various environmental changes.
With a history spanning over 500 million years, jellyfish have endured drastic changes in Earth’s ecosystems.
Native to New Zealand, this reptile has a lineage dating back 220 million years, surviving when many other species did not.
Dating back 200 million years, these small crustaceans have persisted through multiple extinction events largely unchanged.