Sika deer sika deer. All "Cervus" species can crossbreed and produce hybrids in areas where they coexist (for example, introduced sika hybridize with native red deer in the Scottish Highlands, where this is a serious threat to the gene pool of the red deer population). Serious genetic pollution has occurred in many populations, especially in China. Therefore, the status of many subspecies remains unclear. The status of "C. n. hortulorum" is particularly uncertain and might in fact be of mixed origin, hence it is not listed here. The sika deer is one of the few deer species that does not lose its
Sika AG Sika AG Sika AG is a specialty chemical company for building and motor vehicle supplies, headquartered in Baar, Switzerland. It has a leading market position in both the building sector and the automotive industry. Business activities focus on the seven target markets. Sika was founded in 1910 when Kaspar Winkler laid the cornerstone for the firm. Winkler worked himself up from poverty to become a successful entrepreneur, and by the 1920s he was already engaged in founding subsidiaries abroad. Today the company has more than 17,000 employees, subsidiaries in 98 countries, and an annual sales turnover of CHF 5.75 billion