Castoreum Castoreum Castoreum is a yellowish exudate from the castor sacs of the mature North American beaver ("Castor canadensis") and the European beaver ("Castor fiber"). Beavers use castoreum in combination with urine to scent mark their territory. Both beaver sexes have a pair of castor sacs and a pair of anal glands, located in two cavities under the skin between the pelvis and the base of the tail. The castor sacs are not true glands (endocrine or exocrine) on a cellular level, hence references to these structures as preputial glands, castor glands, or scent glands are misnomers. It is used as
Animal welfare and rights in Sweden 2014 survey of 1000 Swedes commissioned by Animal Rights Sweden, ten percent of respondents identified as either vegan or vegetarian. This was a four-percent increase from a survey five years earlier. In 2012, 982,842 animals were used in research in Sweden. If fish used in sample-based fishery surveys are included, 5,535,458 animals were used. An undercover investigation of 15 Swedish mink farms by activist group Animal Rights Alliance found behavior indicative of high stress and frustration on 13 of 15 farms; infected, unconscious, convulsive, maimed, and dead animals; cages with large amounts of feces piled up on 67% of farms;