Bison weather proofing | Yellowstone
Bison in the Yellowstone National Park are well adapted to cold winters.Tweet
Yunnan snubnosed monkey | Wild China
High in the mountains of China lives the yunnan snub-nosed monkey.
Flying spiders | Life in the Undergrowth
David Attenborough looks at gossamer threads made by baby money spiders. The spiderlings use this gossamer to travel by 'ballooning'.