The Mekong River forms one of the world’s largest deltas as it empties into the South China Sea. The fertile soil provides Viet Nam with an adequate food for a rapidly expanding population. The rice yields are large enough to allow Viet Nam to export the surplus. Viet Nam is one of the largest rice exporters in the world.
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Bubalus arnee - The wild water buffalo is classified as Bubalus arnee and the domesticated version as Bubalus bubalis. The domesticated buffalo is used as a dairy animal, for plowing fields, pack animal, and as a direct food source. The wild water buffalo is larger than the domesticated version and can be found in grassy wetlands, swamp areas, and lush river valleys. Wild herds are matriarchal even when males join the group during the breeding cycle. Herds rarely number more than 30 individuals.