👉 The term "opisthotonic" is a Latin word that refers to an organism or species of fish, which are known for their ability to survive and reproduce in very low oxygen conditions. These fish have been observed swimming in sub-zero temperatures (below -180°C) at depths of up to 40 meters, where they can survive for months without oxygen. This ability is considered a unique trait that has evolved over millions of years in the marine environment, allowing them to adapt and
