Hacker News
- Wild chimpanzees use at least 66 gestures to communicate with each other http://news.bbc.co.uk/earth/hi/earth_news/newsid_9475000/9475408.stm 5 comments
Linking pages
Related searches:
Search whole site: site:news.bbc.com
Search title: BBC - Earth News - Chimpanzees' 66 gestures revealed
See how to search.