Nestled across from Rockefeller Center lies Manhattanâs premier department store, Saks Fifth Avenue. Spanning an entire city block, the shopping center is as glamourous at it was when it opened, nearly 100 years ago.
Rotifers are small, mostly freshwater animals, and are amongst the smallest members of the Metazoa -- that group of multicellular animals which includes humans, and whose bodies are organized into systems of organs.delloid rotifers are the commonest variety found in fresh water. The term describes their habit of moving about by extending the body and attatching the head, then catching up with the foot and again extending the body -- bdelloid, like a leech.
Protozoa are single-celled organisms that can sometimes cause disease. They may be free-living or parasites. Some of the more common diseases caused by protozoa in dogs are discussed below.rotozoa are single-celled organisms that can sometimes cause disease. They may be free-living or parasites. Some of the more common diseases caused by protozoa in dogs are discussed below.