Pygmy hippopotamus Conservation Union estimates that fewer than 3,000 pygmy hippos remain in the wild. Pygmy hippos are primarily threatened by loss of habitat, as forests are logged and converted to farm land, and are also vulnerable to poaching, hunting for bushmeat, natural predators, and war. Pygmy hippos are among the species illegally hunted for food in Liberia. Nomenclature of the pygmy hippopotamus reflects that of the hippopotamus. The plural form is pygmy hippopotami ("hippopotamuses" is also accepted as a plural form by the OED, or "pygmy hippos" for short). A male pygmy hippopotamus is known as a "bull", a female as
Pygmy corydoras pygmy, in its scientific name, "Corydoras pygmaeus". The common names for the species are "pygmy catfish" and "pygmy corydoras". A species of Corydoras with a similar appearance, "Corydoras hastatus" was described in the 1880s, and many specimens that were described as "Corydoras hastatus" between the 1920s and 1950s were subsequently found to be misidentified specimens of the pygmy corydoras. In older literature, the pygmy corydoras is frequently mislabeled because "Corydoras hastatus" was the only miniature Corydoras species known at the time. The pygmy corydoras is a silver-colored fish, with an unbroken black line that runs horizontally along the center of