noun
Formica sanguinea; red wood ant
A species of red wood ant. Used in biological and entomological contexts.
アカヤマアリは他のアリの巣を襲う習性がある。
Formica sanguinea has a habit of raiding the nests of other ants.
Katakana spelling is common for this species name; usually written in kana.
Kanji spelling is rare; the word is usually written in kana.
Compound of 赤 (aka, 'red'), 山 (yama, 'mountain'), and 蟻 (ari, 'ant'). The exact derivation is uncertain; the name likely refers to its reddish color and habitat.