The number of wild finless porpoises descending on Toba Port here seems to have increased this year, a boon for both a ferry ...

Flip Nicklin / Minden Pictures / National Geographic Creative ... I recognized immediately that it belonged to the vaquita, a species of porpoise found only in the northern reaches of the Gulf ...

A wildlife expert says he is concerned about a sudden drop in sightings of porpoises on the north Wales ... the project has used drones to obtain photos and note down sightings of the mammals ...