A pod of killer whales shocked onlookers in Shetland by ... The orcas came a few metres from the waterfront outside Shetland Museum and Archives, where they were captured on film by Mari Anderson.

Likewise, a recent sighting in the Birling Gap shows a whale slapping its front pectoral fin into the surface of the water. The Sussex Dolphin Project said: “This is a form of non-verbal ...