赤蟻 is read as あかあり (akaari) and means red ant.
あかあり
akaari
あかやまあり
Formica sanguinea (species of red wood ant)
あかかみあり
tropical fire ant (Solenopsis geminata)
あかんぼう
baby
せきしょく
communism
あかい
Red
あかじ
corrections (by a teacher or proofreader) written in red
あかちゃん
せきどう
equator
せきはん
red rice (beans and mochi) for auspicious occasions
あかまつ
Japanese red pine (Pinus densiflora)
せきり
dysentery
せきがいせん
infrared rays