Pelodrydidae

...A general term for frogs of the Hylidae family, including the Japanese tree frog and the Southern tree frog Litoria , which are known as good examples of protective coloration. There are about 719 species in 39 genera that are distributed all over the world except for sub-Saharan Africa and Madagascar, and most of them live in the rainforests of tropical America. In general, most tree frogs are arboreal species, and have well-developed suckers on each finger of their limbs, making them suitable for living on leaves and grass. They have protective coloration that allows them to skillfully change their body color according to changes in the environment. Their vocal sacs are located under their throats and swell up, and their name comes from the various cries they make in different places. ...

*Some of the terminology that mentions "Pelodrydidae" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…保護色の好例として知られるニホンアマガエルやミナミアマガエルLitoriaなどアマガエル科Hylidaeのカエルの総称。39属719種ほどがサハラ以南のアフリカとマダガスカルを除く全世界に分布し，大半が熱帯アメリカの降雨林に生息する。一般にアマガエル類は樹上性の種類が多く，四肢の各指に吸盤が発達していて葉や草の上での生活に適する。環境の変化に応じて巧みに体色を変える保護色の持主。鳴囊はのどの下にあって大きく膨らみ，各地でさまざまな鳴声が名の由来となっている。…

※「Pelodrydidae」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