Stockholm (AFP) - Experts on Tuesday urged sightseers flocking to catch a glimpse of a rare white elk in Sweden to take care, warning that the animal could be dangerous. Video footage of the animal posted online has gone viral in recent days, prompting people to head for the central Varmland region where it was spotted. "Elks can get irritated,...and then they're dangerous," said Goran Ericsson, a professor of animal ecology at the Swedish University of Agricultural Sciences. "I would advise people to keep their distance," he told AFP. A typical elk weighed between 400 and 600 kilos (880 to...