分解者 Decomposer
亦稱「還原者」，是生態系統中將動植物遺體和動物的排遺等所含的有機物質轉換為簡單的無機物的生物，再供生產者如植物利用，重新以有機物形式出現於食物鏈的基層。
Decomposer (also called reducers) are organisms that break down organic matters in dead organisms or or animal excrements into inorganic matters, which are then absorbed by producer and enter the food chain again.
