Clownfish avoid anemone stings by lacking sialic acid in their mucus. This prevents anemones from recognizing them as prey.

Seeing clownfish darting among the tentacled folds of an anemone is like watching butterflies flitting around a flowering plant in a breeze-blown meadow—mesmerizing. Twenty-nine species of ...

They run the full spectrum of colors and can be as small as half an inch or as ... a mucus layer that makes them immune to the anemone's sting. Clownfish live within the anemone’s tentacles ...

The clownfish-anemone living arrangement is one of the most widely recognized examples of symbiosis. Researchers have made a breakthrough in understanding how anemonefish can live safely among sea ...