closeup on the head of an adult, aquatic male japanese fire-bellied newt, cynops pyrrhogaster

amphibia amphibian asian chordata caudata cynops pyrrhogaster japan japanese nature pet salamandridae animal aquatic biology captive husbandry close-up closeup colorful endemic fire bellied fire-belied newt fire-belly head herpetology macro no people person one outdoors photograph predator salamander single sword- tailed underwater vertebrate wild wildlife zoology