Pellagra was characterized by the âfour Dsâ â dermatitis, diarrhea, dementia, and death. It is a perfect example of a point made in earlier posts in this blog that most tissues need most nutrients, and that a deficiency of virtually any nutrient impairs virtually every function of the body.n this case Goldberger quickly recognized that, in addition to its prevalence in the rural south, pellagra was common also among the inmates of northern institutions â orphanages and mental asylums particularly. But he noted a peculiar feature of those disease pockets â the institutional staffs did not develop it.
Houston Zoo. The Houston Zoo is a 55-acre (22 ha) zoological park located within Hermann Park in Houston, Texas, United States. The Zoo houses over 6,000 animals as a part of over 900 species that the zoo has to offer, and receives 2.55 million visitors each year and is the second most visited zoo in the United States.
In 1889, Atlanta lumber merchant George V. Gress gave the City a collection of former circus animals and buildings to house them in Grant Park. That was the beginning of what was to become the Municipal Zoo, now Zoo Atlanta. In April, 1890, the City purchased 44 acres from Grant to the north of the original tract in Land Lot 44 to bring the total acreage of the park area to 131.5 acres.