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
Neotropical pygmy squirrel through the trees, and are highly excitable, giving an alarm call described as similar to the sound of a cricket. They give birth to one or two young at a time, with pregnant females having been observed in June. Neotropical pygmy squirrel The Neotropical pygmy squirrel ("Sciurillus pusillus") is a South American species of tree squirrel, being the only living species in the genus Sciurillus and the subfamily Sciurillinae. Genetic analysis has shown it to be the sister group to all other squirrels. The Neotropical pygmy squirrel is the smallest species of tree squirrel native to the Americas, measuring on