Nickie
08-02-2012, 07:41
A study of hormones in whale faeces shows that right whales are stressed by propeller noise from shipping.
More... (http://www.bbc.co.uk/go/rss/int/news/-/news/science-environment-16926005)
More... (http://www.bbc.co.uk/go/rss/int/news/-/news/science-environment-16926005)