also: えぞあかがえる
Ezo brown frog; Hokkaidō frog
A species of frog (Rana pirica) native to Hokkaidō and surrounding areas. The name is a taxonomic term used in biology and nature guides.
The Ezo brown frog is a type of frog that inhabits Hokkaidō.
In spring, Ezo brown frogs gather at the water's edge to spawn.
The Japanese brown frog (Rana japonica), a closely related species found on Honshu, Shikoku, and Kyushu, while エゾアカガエル is restricted to Hokkaidō.
Hiragana spelling; less common than katakana for this word.
Kanji spelling is rare and mainly found in older or specialized texts.
From 蝦夷 (Ezo, old name for Hokkaidō) + 赤蛙 (akagaeru, brown frog). The katakana spelling reflects the modern convention for species names.