Scientists have discovered millions of Pacific white skate eggs near a deep-sea volcano off Canada’s west coast.

They are the tube-building annelids, often called “sea worms,” and their underwater castles represent one of the most enduring examples of animal architecture on Earth. From the spiral-shaped ...

They are the tube-building annelids, often called “sea worms,” and their underwater castles represent one of the most enduring examples of animal architecture on Earth. From the spiral-shaped ...