The giant freshwater stingray may be the world’s largest freshwater fish. It’s also cloaked in mystery. No one is sure how many giant stingrays are left, which habitats they prefer ...

These fish flap their enlarged, triangle-shaped pectoral fins to fly through the water and migrate over long distances. International New York Times Last Updated : 22 January 2025, 05:22 IST ...

The long structures seen in manta rays and their relatives function as an early warning system, rather than a defensive weapon. By Jack Tamisiea With hornlike facial fins and diamond-shape bodies ...