Colostrum Colostrum Colostrum (known colloquially as beestings, bisnings or first milk) is the first form of milk produced by the mammary glands of mammals (including many humans) immediately following delivery of the newborn. Most species will generate colostrum just prior to giving birth. Colostrum contains antibodies to protect the newborn against disease. In general, protein concentration in colostrum is substantially higher than in milk. Fat concentration is substantially higher in colostrum than in milk in some species, e.g. sheep and horses, but lower in colostrum than in milk in some other species, e.g. camels and humans. In swine, fat concentration of
By Right of Birth By Right of Birth The film By Right of Birth premiered on June 22, 1921, in Los Angeles, California. This film is one of the few surviving films of the Lincoln Motion Picture Company, which is known as the first producer of race films and of such silent films as "By Right of Birth". The company was founded in 1916 and in 1923 produced its last movie, "The Heart of a Negro." The film was directed by Harry Gant, who is also responsible for the films "The Realization of a Negro's Ambition" (1916) and "Absent" (1928). The story was by