A large dolphin who was found dead on an Anglesey beach was discovered to have two large blockages near his anus.

Galway PhD student Seán O’Callaghan develops a novel method for identifying sperm whales using aerial photographs.

While attacks by bottlenose dolphins on other bottlenoses and porpoises – dolphin-like marine mammals that belong to the same superfamily as dolphins – had been spotted in the bay before, this was the ...

Sarah Michelle Wyer, who works for the dolphin spotting boat trips off the coast of west Wales as a guide and a photographer, ...

Investigations into a giant dolphin found washed up on Anglesey have revealed he met an uncomfortable end. A dog walker came ...