noun
kleptoparasitism; cleptoparasitism
A biological term for a form of parasitism where one animal steals food or resources gathered by another. Used in ecological and behavioral contexts.
カッコウは他の鳥の巣に卵を産み、労働寄生を行う。
Cuckoos lay eggs in other birds' nests and practice kleptoparasitism.
労働寄生は、宿主が集めた餌を横取りする行動として知られる。
Kleptoparasitism is known as the behavior of stealing food collected by the host.
Compound of 労働 (labor) and 寄生 (parasitism), likely a calque from English 'kleptoparasitism' or German 'Kleptoparasitismus'. The exact derivation is uncertain.