ahlam1399
07-31-2014, 08:23 PM
Researchers from Italy studied the vocalisations of African penguins (pictured). This included 32 adults and 16 chicks at Zoom zoo in Tori**, Italy.
أكثر... ( http://www.dailymail.co.uk/sciencetech/article-2712123/The-secret-language-PENGUINS-decoded-African-birds-make-six-distinct-sounds-hungry-happy-looking-mate.html?ITO=1490&ns_mchannel=rss&ns_campaign=1490 )
أكثر... ( http://www.dailymail.co.uk/sciencetech/article-2712123/The-secret-language-PENGUINS-decoded-African-birds-make-six-distinct-sounds-hungry-happy-looking-mate.html?ITO=1490&ns_mchannel=rss&ns_campaign=1490 )