If it gets stuck near South Georgia Island, that could make it hard for penguin parents to feed their babies and some young could starve.

The world's largest iceberg -- a behemoth more than twice the size of London -- is drifting toward a remote island where scientists say it could run aground and threaten penguins and seals. The iceberg could follow that current out to sea or run aground the shelf,

The world's biggest iceberg -- more than twice the size of London -- could drift towards a remote island where a scientist warns it risks disrupting feeding for baby penguins and seals.