The ornately colored sea anemone (uh-NEM-uh-nee) is named after the equally flashy terrestrial anemone flower. A close relative of coral and jellyfish, anemones are stinging polyps that spend most ...

A colossal iceberg the size of Chicago has broken from a floating glacier in Antarctica, and like a retractable roof at a ...

Relatives of the sea anemone and every bit as splashy, corals display hues ranging from brilliant orange and deep salmon to pale pink and subtle violet. Often referred to as “rainforests of the sea,” ...

The huge creature, which 'can be seen from space', was discovered entirely by accident by divers exploring a wreck ...

Saltwater invertebrates, or inverts, as the aquatic community call them, are essential creatures to have in your tank. Not ...

This story appears in the January 2010 issue of National Geographic magazine. When Andrew Stanton set out to make an animated children's movie set in the ocean and faithful to "the real rules of ...

Some anemones and corals depend on symbiotic relationships with the photosynthetic algae living inside them for survival. Algae produce sugars that the sea creatures use for food, and in return, they ...