Which protected areas in Guinea Highlands preserve threatened plants and animals?

In the Guinea Highlands, two primary protected areas are dedicated to the conservation of diverse flora and fauna, including many threatened or endemic species:

• Mount Nimba Strict Nature Reserve: Spanning approximately 70 square miles (180 square km), this reserve contains a wide array of plant and animal life. It is recognized for its significant number of endemic and threatened species and was designated a UNESCO World Heritage site in 1981.1
• Ziama Massif Biosphere Reserve: This reserve is home to more than 1,300 plant species and over 500 animal species. It was designated for inclusion in the UNESCO World Network of Biosphere Reserves in 1980.1

These areas play a vital role in preserving the biodiversity of the region, which is characterized by humid savanna and rainforest ecosystems.1