Anyone see a seal? The spectacular moment killer whales emerged through hole in Arctic ice for a breather

It has already captivated millions, taking viewers on a spectacular polar expedition to the frozen wildernesses of the Arctic and the Antarctic.

And now the makers of the landmark BBC series Frozen Planet, bringing the natural world of the North and South Poles to the small screen, has given a tantalising glimpse of things to come with these stunning images from future episodes.

These incredible stills from the series reveal the frozen world as you have never seen it before - and may never see again, thanks to the onset of global warming.   Read Here