IT’S the haunting sound that hits you first – an other-worldly mix of wailing and foghorns, carried in the coastal winds. From the cliffside, row upon row of what appear to be giant white silkworms bedding down amongst the boulders, come into view. . https://www.heraldscotland.com/news/17287598.mesmerising-on-the-breeding-beach-with-scotlands-grey-seals/