The ornately colored sea anemone ... the anemone receives oxygen and sugar, the bi-products of the algae's photosynthesis. They form another, more famous symbiotic alliance with clownfish ...

Combing through coffee table books on sea life, his eye landed ... face paint on a circus clown. Seeing clownfish darting among the tentacled folds of an anemone is like watching butterflies ...

The starlet sea anemone (Nematostella vectensis) has impressive regenerative abilities, allowing it to grow a new head or foot if cut off. If sliced in half, each piece turns into a complete anemone.