Even before the Disney Pixar vehicle "Finding Nemo" turned a pair of clown fish into popular ocean-dwelling protagonists, these distinctive orange and white fish were adored for their charismatic ...

Most anemonefishes are striped and the direction of their stripes — vertical or horizontal — correlate with their levels of territorial aggression A new study reveals that anemonefishes display ...

Several anemonefish or clownfish share one anemone, with the largest fish being a female. This is a trio of common clownfish (Amphiprion ocellaris). Dauin, Philippines. (Credit: Klaus Stiefel / CC ...