sneaker male

(biology) A male that pretends to be a female in order to get close to a female for mating.

Japanese Meaning

交尾を目的として雌に偽装し近づく雄（生物学における戦略の一つ）

The sneaker male slipped between the guarding females and fertilized a clutch before anyone noticed.

雌に擬態する雄は警護する雌たちの間に紛れ込み、誰にも気づかれないうちに交尾して卵塊に受精させた。

Sense（1）

(biology) A male that pretends to be a female in order to get close to a female for mating.

sneaker males

（ plural ）