🦈🦴 Equipped with broad, wing-like fins and an oily liver that keeps them buoyant, ghost #sharks have navigated #ocean depths since the Devonian period. Also called #ratfishes, these are #chimaeras in the class Chondrichthyes along with sharks and #rays.

👉 Learn more: https://seethis.tv/post/the-ghost-shark-is-not-a-shark

#animals #biology #fish #marinebiology #mbari #science #underwater #tksst #video