During the Cuc Phuong trip, we had an opportunity to choose a primate and observe it. I chose Red shanked Douc Langur that has a scientific name Pygathrix Nemaeus. His face is covered with reddish yellow color and have black eye with blue eyelids, also his chin is covered with white beard. All the "Red shanked douc langurs" looks like a pregnant woman with a gray shirt and black pants even if it is a male. His legs are red from knees to ankles and below the ankles are black, also from elbow from