Echinotriton andersoni Japanese Name: オキナワイボイモリOkinawaChinese Name: 沖繩棘螈English Name: Okinawa Spiny NewtOrigin: Okinawajima, Tokashikijima This species is designated as a natural monument in Okinawa Prefecture and is one of the most primitive species in the family Salamandridae. For this reason, it is often referred to as a “living fossil.” The name comes from the protruding ribs… Continue reading Okinawa Spiny Newt
Author: YambaruWanyu
Okinawa Rail
Hypotaenidia okinawae Japanese Name: ヤンバルクイナChinese Names: 沖繩秧雞, 山原秧雞, 山原水雞English Name: Okinawa RailOrigin: Northern Okinawa Island The Okinawa Rail is approximately 35cm long and weighs around 450g. Its head to tail is dark olive green, with a black face and a white line running from behind the eyes to the neck. Its legs and beak are… Continue reading Okinawa Rail
Black Wood Pigeon
Columba janthina Japanese Name: カラスバトChinese Name: 黑林鴿English Name: Black Wood PigeonOrigin: China (Shandong Province), South Korea, Japan This species has three subspecies: Observing the Black Wood Pigeon (C. j. janthina) in Yambaru is extremely difficult. Their population has been declining in recent years, and even their calls are rarely heard. I am lucky if I… Continue reading Black Wood Pigeon
Yaeyama Music Frog
Nidirana okinavana Japanese Name: ヤエヤマハラブチガエルChinese Name: 琉球琴蛙English Name: Yaeyama Music FrogOrigin: Ishigakijima, Iriomotejima The call of the Yaeyama Music Frog sounds like a harp being played, making it truly unique. It primarily breeds in summer by digging burrows in wetland mud. When observing this species, it is crucial not to step into its breeding sites.… Continue reading Yaeyama Music Frog
Miyako Toad
Bufo gargarizans miyakonis Japanese Name: ミヤコヒキガエルChinese Name: 宮古蟾蜍English Name: Miyako ToadOrigin: Miyako islands (Miyakojima, Irabujima, Ikemashima, Shimojishima, Kurimajima) The Miyako Toad is a subspecies of the Asiatic toad (Bufo gargarizans), found in China and Russia. It is the only native toad species in the Ryukyu Islands. The breeding season lasts from September to March. The… Continue reading Miyako Toad
Miyako Keelback
Hebius concelarus Japanese Name: ミヤコヒバァChinese Name: 宮古腹鍊蛇English Name: Miyako KeelbackOrigin: Miyakojima, Irabujima The Miyako Keelback is an endemic species found in Miyakojima and Irabujima. Its population is extremely small, and it has been designated as a “Nationally Rare Wildlife Species” in Japan.
Miyako Freshwater Crab
Geothelphusa miyakoensis Japanese Name: ミヤコサワガニChinese Name: 宮古澤蟹English Name: Miyako Freshwater CrabOrigin: Miyakojima (Miyako island) The Miyako Freshwater Crab is an endemic freshwater crab species of Miyakojima, with a carapace width of approximately 3 cm. Currently, it is known to inhabit only four groundwater spring sites, making its population extremely small. Furthermore, the species is facing… Continue reading Miyako Freshwater Crab
Sword-tail Newt
Cynops ensicauda Japanese Name: シリケンイモリChinese Name: 劍尾蠑螈English Name: Sword-tail newtOrigin: Okinawa Islands, Amami Islands The specific name ensicauda comes from Latin, meaning “sword” (ensis) and “tail” (cauda). This species has subspecies distributed across the Okinawa and Amami Islands, but interestingly, it is absent from Tokunoshima, located between the Okinawa Islands and Amami Oshima. Sword-tail newts… Continue reading Sword-tail Newt
Ryukyu Tree Lizard
Diploderma polygonatum Japanese Name: キノボリトカゲChinese Name: 琉球龍蜥English Name: Ryukyu Tree LizardOrigin: Nominate subspecies distributed across the Amami Islands and Okinawa Islands; Sakishima subspecies found in the Miyako and Yaeyama Islands; Yonaguni subspecies found on Yonaguni Island. Previously classified under the genus Japalura, which is commonly associated with true tree lizards from South Asia, this genus… Continue reading Ryukyu Tree Lizard
Yaeyama Ryukyu Crab
Ryukyum yaeyamense Japanese name: ヤエヤマヤマガニChinese name: 八重山琉球蟹English name: Yaeyama Ryukyu CrabOrigin: Found on Ishigaki Island, Iriomote Island, and Kohama Island The genus Ryukyum is endemic to the Ryukyu Islands and currently includes only the Yaeyama Ryukyu Crab. This species is designated as a rare wild species in Okinawa Prefecture, with numbers decreasing due to habitat… Continue reading Yaeyama Ryukyu Crab