A pair of Ceylon nudibranchs (Gymnodoris ceylonica) mate on a sandy slope in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.

animal animal markings animal themes animals in the wild aquatic close up color image coral triangle day dorid nudibranch extreme close up gastropod gymnodoris ceylonica horizontal indo pacific ocean indonesia invertebrate komodo island komodo national park lesser sunda islands living organism macro marine biology mating mollusk nature no people nudibranch ocean outdoors photography reproduction sand science sea sea life sea slugs sea snails southeast asia spotted two animals undersea underwater wilderness wildlife zoology