YOU SAID:
a bird has been found dead
INTO JAPANESE
鳥が死んでいるのが発見されました
BACK INTO ENGLISH
bird found dead
INTO JAPANESE
死体で発見された鳥
BACK INTO ENGLISH
Bird found dead
INTO JAPANESE
鳥の死骸が発見される
BACK INTO ENGLISH
dead bird found
INTO JAPANESE
死んだ鳥が見つかりました
BACK INTO ENGLISH
dead bird found
That didn't even make that much sense in English.