“Monkey, even if dressed in silk, remains a monkey.”

It indicates that no matter how much someone tries to change their appearance or behavior, their true nature remains the same.

Translation in spanish

“Mona, aunque se vista de seda, mona se queda.”

Indica que, por más que alguien intente cambiar su apariencia o su comportamiento, su verdadera naturaleza permanece.

Phonetic:
Mo-nah, ah-oon-keh seh vees-tah deh seh-dah, mo-nah seh keh-dah