YOU SAID:

The red elephants will eat the yellow ones causing them to turn orange

INTO JAPANESE

赤いゾウが黄色いゾウを食べてオレンジ色に変色

BACK INTO ENGLISH

Red elephant eats yellow elephant and turns orange

INTO JAPANESE

赤いゾウが黄色いゾウを食べてオレンジ色に変わる

BACK INTO ENGLISH

Red elephant eats yellow elephant and turns orange