1. A protected area of land or water set aside for the conservation of wildlife, plants, and natural ecosystems
The nature preserve is home to several endangered bird species.
A reserva natural é habitat de várias espécies de aves em perigo de extinção.
2. A designated region where human activity is restricted to maintain the natural environment
Visitors must stay on marked trails when walking through the nature preserve.
Os visitantes devem permanecer nas trilhas marcadas ao caminhar pela reserva natural.