Pygmy hippopotamus occur. The common hippopotamus gives birth and mates only in the water, but pygmy hippos mate and give birth on both land and water. Young pygmy hippos can swim almost immediately. At birth, pygmy hippos weigh 4.5–6.2 kg (9.9–13.7 lb) with males weighing about 0.25 kg (0.55 lb) more than females. Pygmy hippos are fully weaned between six and eight months of age; before weaning they do not accompany their mother when she leaves the water to forage, but instead hide in the water by themselves. The mother returns to the hiding spot about three times a day and calls
Protected areas of Vietnam beach where the sea turtle nestle is located on a promontory bordering a marine park with coral reefs; 11 species of turtles, both terrestrial and marine are recorded. Global conservation concerns are serious in view of anthropological pressures in the area particularly for black-shanked douc ("Pygathrix nigripes") highest number in Vietnam, pygmy loris ("Nycticebus pygmaeus"), Asian black bear ("Ursus thibetanus"), sun bear ("U. malayanus"), large-antlered muntjac "Muntiacus vuquangensis" and Siamese fireback ("Lophura diardi"). The total Fauna recorded in the park consist of 72 mammal species and 181 bird species. Bats are also common; "Cynopterus brachyotis" is the endangered species out