Today's Parola del Giorno is the noun, le fauci, which means jaws of an animal.
It is always used in the plural, and it is a feminine noun, too.
See the noun used below in its context:
L'anno scorso in un safari in Kenya abbiamo visto una scena da documentario: un leone non vedeva l'ora di mangiarsi la sua preda, inseguendola con le fauci spalancate. Per fortuna la gazzella è riuscita a sfuggirgli con un balzo rapido e improvviso!
Last year on safari in Kenya we saw a documentary-like scene: a lion couldn't wait to eat his prey, following it with its gaping jaws. Luckily, the gazelle was able to get away from it with a quick, sudden leap!