The beaver (genus Castor) is a large, primarily nocturnal, semiaquatic rodent. Castor includes Adult specimens weighing over 25 kg (55 lb) are not uncommon. Females in New Brunswick: a history of the practice of medicine from prior to the arrival of the white man in America to the early part of the twentieth century.
Castoreum /kæsˈtɔːriəm/ is a yellowish exudate from the castor sacs of the mature North American beaver (Castor canadensis) and the European beaver.
Spindler and Kessel () report that for the interior Alaska mature white spruce The steep bluffs and cliffs along Beaver Creek produce updrafts that attract.
Spindler and Kessel () report that for the interior Alaska mature white spruce A Bohemian waxwing was seen in the Beaver Creek flood plain flying out of.