by Stuart GRAHAM Agence France Presse Shetland, United Kingdom (AFP) — Pollution is taking its toll on seal populations on the Shetland archipelago, known for its rugged coastlines, dramatic cliffs and diverse wildlife. On the edge of a coastal pool on one of Scotland’s Shetland Islands, Pixie, a plump grey seal grunts and rolls towards the water to retrieve a fish that’s been left for its lunch. Pixie is one of hundreds of rescued seals, […]