In the last of our series, we take a look back at some of our absolute favourite facts about our amazing Greenpeace animals:
11. Polar bears aren’t really white.
It’s true. Polar bears actually have black skin (take a look at their noses) that’s covered in transparent, pigment-free hair. Each individual polar bear hair scatters and reflects visible light which makes polar bears appear white, even though they’re not - sneaky.