A thorny seahorse (Hippocampus histrix) uses effective camouflage to blend into its surroundings on the seafloor of Lembeh Strait, Indonesia.

actinopterygii animal animal themes animals in the wild beauty in nature biodiversity close up color image coral triangle day fish hippocampus hippocampus histrix horizontal indo pacific ocean indonesia lembeh strait macro nature no people ocean one animal outdoors photography portrait sea sea life seahorse side view small southeast asia species spiny seahorse sulawesi syngnathidae syngnathiformes thorny seahorse tropical climate undersea underwater vulnerable species water wilderness wildlife yellow zoology