By Charlie Duffield At least 10 rats can be seen running in and out of shrubbery near the garden area of a city centre. Jamie, 27, had been walking past with a friend at around 12:15am when the first sight of a single rat made him stop in his tracks. He said he saw up to 30 rodents in total between Princess Way and The Kingsway in Swansea. This is more than he had ever seen in one place, and he added: “They kept coming and coming. It was a sight to behold. We saw it jump onto the garden ledge and then we saw another four or five large brown blobs before we realised they were rats.” He toldWale…