BBC Scientists decipher dog-tail wags 記事 Such discovery Nervous dogs wag their tails to the left Nervous dogs wag their tails to the left BBC fauxto_digit bbc.co.uk Scientists decipher dog-tail wags BBC News BBC STORY http://www.bbc.co.uk/news/science-environment-24746107 пишет 語っている Nervous dogs wag their tails to the left doggie tail-wags the BBC reports Find out more BBC BBC http://www.bbc.co.uk/news/science-environment-24746107 Scientists decipher dog-tail wags Continue reading → shed light Nervous dogs wag their tails to the left