Deep-Sea Ghost Sharks Develop Teeth on Their Foreheads, and Scientists Lastly Know Why
Caught male Spotted Ratfish (Hydrolagus colliei) displaying the [extended/erect] frontal clasper (tenaculum) on the entrance of the pinnacle. Credit: Gareth…
Deep-Sea Ghost Sharks Develop Teeth on Their Foreheads, and Scientists Lastly Know Why Read More