@WFS,World Fossil Society, Athira, Riffin T Sajeev,Russel T Sajeev One of the biggest crises in Earth’s history, marked by a significant shift in shellfish, saw the widespread replacement of brachiopods, often referred to as ‘lamp shells’, with bivalve species such as oysters and clams. This happened as a result of the devastating end-Permian mass extinction, which effectively […]