Translation guide
A beetle that feeds on feces. In Japanese, the most common term is フンコロガシ, which specifically refers to dung-rolling beetles. Other terms exist for different types or contexts.
The most common, everyday word for a dung beetle, especially one that rolls dung into balls.
Literally 'dung roller'. This is the standard, widely understood term for dung beetles that roll dung balls. Often written in katakana, but can also be written as 糞転がし.
フンコロガシが糞の玉を転がしている。
A dung beetle is rolling a ball of dung.
A more scientific or general term meaning 'dung beetle' or 'coprophagous beetle'. It can refer to any beetle that feeds on dung, not just rollers. Used in biological contexts.
糞虫は生態系において重要な役割を果たしている。
Dung beetles play an important role in the ecosystem.
Refers specifically to the Japanese rhinoceros beetle-like dung beetle (Copris ochus), often associated with the god Daikokuten due to its horn-like protrusions. Not a general term.
ダイコクコガネは日本最大の糞虫の一つです。
The Daikoku beetle is one of the largest dung beetles in Japan.
When talking to children or in storybooks, a more playful or simplified term may be used.
A childish or cute way to say 'dung beetle', using the child-friendly word うんち for poop. Common in picture books or when speaking to young children.
絵本にうんちころがしが出てきたよ。
A dung beetle appeared in the picture book.
For everyday conversation, フンコロガシ is the best choice. Use 糞虫 in scientific or formal writing. ダイコクコガネ is a specific species, not a general term.