Bird flu has been detected in fur seals and elephant seals on the subantarctic island of South Georgia in the South Atlantic, scientists confirm. It is a cloud of worry because the infectious disease has already killed millions of birds worldwide.
If you are surrounded by predators, it is dangerous to sleep, but the elephant seals have found their own fascinating solution. They dive down towards safer depths, allow themselves to let go of control for a little while – and sing sleep in a dreamy spiral down towards the bottom.
