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

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 — brisk.news