You can find an excellent article on the intelligence of crows, the New Caledonian Crow in particular, at
http://www.nytimes.com/2011/02/01/science/01angier.html?_r=1
It was written by New York Times science writer Natalie Angier.
You can find an excellent article on the intelligence of crows, the New Caledonian Crow in particular, at
http://www.nytimes.com/2011/02/01/science/01angier.html?_r=1
It was written by New York Times science writer Natalie Angier.