also: じむぐりがえる
noun
narrow-mouthed toad; Kaloula borealis
A species of narrow-mouthed toad native to East Asia. The Japanese name literally means 'ground-burrowing frog'.
ジムグリガエルは雨の後に鳴き声がよく聞こえる。
The narrow-mouthed toad's call is often heard after rain.
Compound of 地潜り (jimuguri, 'burrowing into the ground') + 蛙 (kaeru, 'frog'), referring to its burrowing behavior.