June 2009
13 posts
“体は著しく細長く、体長1.4m程度にまで成長する[1]。雌および未成熟雄の両顎は細長く伸び、上顎の方がやや長い。この顎は互いに外側に反り返り、噛み合わせることはで...”
– シギウナギ - Wikipedia
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