A blue starfish (Linckia laevigata) clings to a coral reef in Komodo National Park, Indonesia.

alcyonacea animal animal themes animals in the wild anthozoa aquatic asteroidea beauty beauty in nature biodiversity biology blue blue starfish cnidaria colony color image coral coral reef coral triangle day echinoderm ecology ecosystem environment fish fragility gripping growth habitat hard coral horizontal indo pacific ocean indonesia invertebrate komodo island komodo national park lesser sunda islands linckia laevigata living organism majestic marine biology nature no people ocean outdoors pacific ocean photography reef reefscape rock science sea sea life sea stars seascape soft coral southeast asia starfish stony coral symbiosis symbiotic relationship tropical climate undersea underwater valvatida wilderness wildlife zoology