Okinawa green tree frog - Okinawa green frog

...On early summer nights, flocks of them gather in ponds and hang numerous white, foamy, meringue-like "nests" about 15 cm in diameter from branches hanging over the water. The three species of Okinawa green tree frog R. v . viridis , Yaeyama green tree frog R. owstoni , and Amami green tree frog R. v . amamiensis , found in the Ryukyu Islands, are often seen resting on banana leaves in the midday sun, but they also lay foamy egg masses on fern leaves or on the ground near water from January to May. The slightly smaller Schlegel's green tree frog R. schlegeli (illustration), found in mainland Japan, with a body length of 4 to 6 cm, lays foamy egg masses in holes underground such as on the ridges of rice paddies, but the egg masses flow out to the surface when the water level rises. ...

*Some of the terminology that refers to the Okinawa green tree frog is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…初夏の夜，池などに群れが集まり，水面に垂れた枝に，直径15cmほどのメレンゲのような白い泡状の“巣”を多数ぶら下げる。南西諸島に分布するオキナワアオガエルR.v.viridis，ヤエヤマアオガエルR.owstoni，アマミアオガエルR.v.amamiensisの3種類は，昼の太陽が照りつけるバナナの葉に休んでいるのをよく見かけるが，1～5月ごろシダ類の葉の上や水辺の地上に泡状の卵塊を産みつける。体長4～6cmでやや小型の日本本土産シュレーゲルアオガエルR.schlegeli（イラスト）は，泡の卵塊を水田のあぜ道などの地中の穴に産むが，卵塊は増水によって水面に流れ出る。…

※「オキナワアオガエル」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報