Five hundred million years ago, before trees existed, before any animal had crawled onto land, before fish had jaws, something was already building with glass on the ocean floor. It had no brain. No eyes. No nervous system to speak of. And yet it was constructing intricate lattice skeletons out of pure silica, the same…
Nereidid worms, In 2024, sea life researcher made an earth-shattering revelation of another types of nereidid worm in the methane leaks off the shoreline of Costa Rica. This new worm species has enamored specialists because of its extraordinary transformations to outrageous remote ocean conditions. What is Nereidid Worm Nereidid worms, or ragworms, are important for…
Anatomy of Starfish is far stranger than its familiar five-point shape suggests. Cut a starfish in half and one question immediately gets weird: where exactly is its head? There is no obvious front, back, or conventional torso. For centuries, that made sea star anatomy unusually difficult to map. A 2023 gene-mapping study changed the picture….
