Sophie Cohen-Bodénès and Peter Neri, neuroscientists at École Normale Supérieure, in France, report possible evidence of cuttlefish communicating by waving their 'arms' at one another.

A new study has suggested a species of marine animal may communicate with each other by waving. Researchers from École Normale Supérieure in France have found evidence of cuttlefish possibly ...

Another is waving from a rooftop. One pink man appears to be stuck between two buildings, while another is peeking into a large window. They’re all part of an immersive outdoor art exhibition ...