precious animals in danger of disappearing

The Vatican unveiled a new lighting system at the Sistine Chapel, which draws crowds of tourists for its precious artworks, including Michelangelo's "Last Judgment." 

The new lamps were introduced to protect the work of the Renaissance master. 

precious
高価な、貴重な、重要な、大事な
尊い、大切な、かわいい
凝り過ぎた、気取った
すごく
発音préʃəs

precious animals
希少動物

precious animals in danger of disappearing
絶滅の危機にある貴重な動物たち

precious car
《someone's ～》（人）の愛車［大事な車］

precious child
《one's ～》愛児

precious clue
貴重な手掛かり

You're wasting my precious time. 
君は私の貴重な時間を無駄にしている。