Researchers from the University of Chicago claim that a dolphin's social recognition may be better than humans' because we rely on sight to recognise faces and faces change over time, while the signature whistles of individual dolphins remain the same

Researchers from the University of Chicago claim that a dolphin’s social recognition may be better than humans’ because we rely on sight to recognise faces and faces change over time, while the signature whistles of individual dolphins remain the same

Read more: http://www.dailymail.co.uk/sciencetech/article-2385527/Dolphins-recognise-long-lost-friends-20-years-apart.html#ixzz2bHLNQ4L4
Researchers from the University of Chicago claim that a dolphin’s social recognition may be better than humans’ because we rely on sight to recognise faces and faces change over time, while the signature whistles of individual dolphins remain the same