Tadamichi Morisaka, a cetology professor at Japan's Mie University, said the dorsal fin of ... each other". "They are not trying to injure people, but are using the dolphins' way of communication ...

which limits scar detections to the dorsal fin and a small area of the body around it, Currie explained. This new approach involves combining individual assessments of dolphins’ dorsal fins ...

An orca has caused a stir appearing off a well-known dolphin spotting location on the Moray Firth. The bull known to conservationists as John Coe can be identified by a notch on his dorsal fin and ...