Why are there no penguins in the Arctic and what it tells us about evolution

Penguins and polar bears do not share icy landscapes. Penguins evolved in the Southern Hemisphere, adapting to cold waters ...

Meet Antarctica's penguins with an ornithologist—here's how

Step out of a helicopter onto a never-before-seen island in Antarctica’s distant south during this expert-led tour around ...
CNN

A sleeping polar bear and some sociable penguins are among the images shortlisted for the Wildlife Photographer of the Year People’s Choice award

Will it be a picture that reflects the pristine beauty of the natural world, or one that shows the potentially devastating impact of human beings on their surroundings? The choice is yours, as fans of ...
Panda

Polar bears and penguins 'just tip of climate change iceberg'

New evidence from the North and South Poles indicates that time is running out for the world’s leaders to respond to climate change. New evidence from the North and South Poles indicates that time is ...

When a polar bear kills, it doesn’t just eat. It feeds a whole ecosystem

Many of nature’s apex predators guard their dinner from scavengers until they’ve gobbled up every last morsel and licked the ...