A pop-up tag on a pregnant porbeagle shark kept reporting for four days after it stopped moving like a shark — rising and falling through the water at a constant 22°C, five degrees warmer than the sea, from inside whatever had swallowed it - Space Daily

A pop-up tag on a pregnant porbeagle shark kept reporting for four days after it stopped moving like a shark — rising and falling through the water at a constant 22°C, five degrees warmer than the sea, from inside whatever had swallowed it    Space Daily