Unique of the unique of the unique. Towering like a volcanic spear from the Tasman Sea, Ball’s Pyramid stands as the world’s tallest sea stack – a dramatic pinnacle formed by the erosion of an ancient shield volcano about 6.4 million years ago. Rising a staggering 562 meters (1,844 feet) from its base, this uninhabited islet boasts a unique ecosystem teeming with … [Read more...] about The World’s Tallest Sea Stack Is Home to the World’s Rarest Insect, Which Exhibits a Highly Unusual Behavior