ANTARCTICA — The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica that's home to millions of penguins and seals.

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.

Wall of Ice the Size of Rhode Island Heading Toward Penguin-Packed Island off Antarctica The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote ...