This practice is an important part of their culture and tradition. Human occupation in the form of weather stations, etc. have caused many walruses to abandon traditional haul-out areas. E. Disease and parasitism. Walruses are susceptible to a number of internal and external parasites, and to microbial infections of the skin and internal organs. F. Intraspecific causes of death.
Many males die annually from injuries incurred while fighting during breeding seasons.
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