Sika deer Seasonal migration is known to occur in mountainous areas, such as Japan, with winter ranges being up to lower in elevation than summer ranges. Lifestyles vary between individuals, with some occurring alone while others are found in single-sex groups. Large herds gather in autumn and winter. The sika deer is a highly vocal species, with over 10 individual sounds, ranging from soft whistles to loud screams. Sika males are territorial and keep harems of females during their rut, which peaks from early September through October, but may last well into the winter. Territory size varies with habitat type and size
Sika people Catholic mission worked actively since the 17th century; where it is here that their culture acquired European features. Sika people engage in slash-and-burn agriculture with short forms of shifting cultivation. In the west of the coastal area, irrigation is used. Food crops farming include rice, corn, cassava and millet; and other commodities are such as peanuts and coconut palm. Sika people also raise horses, small cattle and poultry. Coastal fishing is also common. Weaving and braiding are well developed. Commodity-money relations are intertwined with numerous survivals of the traditional communal system, where it is manifested in the system of land