There are plenty of plants and animals living in the park. Having estimated 2,000 different species of flora and the 450 species fauna account for 38% of the national fauna. The flora is quite a treasure with a wide variety of 1,944 species, 908 genuses and 229 families. Paticularly, it is enjoyable to touch the thousand-year-old cho xanh (parashrea stellata) and sau (Dracontomelum Duperranum or Dancorra Edulis) trees, 50-70m high.

Orchid flowers are abundant with about 50 species, some of which blossom and have aroma all year around. The fauna is diversified represented by animal species, bird species, reptile species, and  amphibian species. Rare species include the bear, horse, wild boar, tiger, leopard, fox, squirrel, monkey, etc. A large area, for half-natural breeding, is reserved for raising wild animals such as the spotted deer, deer, golden monkey, langur (vooc quan dui), flying squirrel, draco (than lan bay) and for research. The Park is also home to hundreds of beautiful and strange birds and butterflies.

Lying in a limestone area, Cuc Phuong has numerous caves. At "Nguoi Xua" (Cave of Early Man), two ancient tombs have been discovered, along with Neolithic remains and evidence of stone implements;Some other caves such as Trang Khuyet (Crescent Moon), Thanh Minh,  Hang Dan and Con Mong Caves.

The average temperature in Cuc Phuong park is 21⁰C, with a mean winter temperature of 9⁰C(48F). High temperatures can reach above 30⁰C(85 F) and lows are just above zero (32 F). At the low elevations in the valley the temperature is hot and humid while at higher elevations the temperature drops and frostbite is a threat. On average it rains more than 200 days a year and the average annual rainfall is 2,100mm (7 feet). The dry season is November to February, the driest months being December and January.

The best time to visit Cuc Phuong National Park is during the dry season, from December to April, when the hard forest rain accounting for 90% of the annual rainfall is over. The park is conveniently located on the route to several tourist attractions, including Bich Dong Pagoda, Hoa Lu, and Sam Son Beach. It was officially opened in 1960 as the first national park in Vietnam.

Some activities such as hiking and trekking in Cuc Phuong park follows kilometers of trails and passes through old-growth forests, aditionally, caves, waterfalls and streams. Trekking here, tourists have also opportunities to visit and meet with the Muong ethnic communities the live in the park.

Translated by H.T