Pygmy hippopotamus the pygmy hippopotamus, are considered dwarf hippopotamuses, rather than pygmies. They are likely descended from a full-sized species of European hippopotamus, and reached their small size through the evolutionary process of insular dwarfism which is common on islands; the ancestors of pygmy hippopotami were also small and thus there was never a dwarfing process. There were also several species of pygmy hippo on the island of Madagascar (see Malagasy hippopotamus). Pygmy hippos share the same general form as a hippopotamus. They have a graviportal skeleton, with four stubby legs and four toes on each foot, supporting a portly frame. The
Baluchistan pygmy jerboa birth, are born in the spring and summer months. No more than 2 litters a year are normally produced. The natural predators of the jerboa are the leaf-nosed viper ("Eristocophis mcmahoni"), the trans-Caspian monitor lizard ("Varanus caspius"), and the sand cat ("Felis margarita"). Baluchistan pygmy jerboa The Baluchistan pygmy jerboa, or the dwarf three-toed jerboa, ("Salpingotulus michaelis") is a species of rodent in the family Dipodidae. It is the only species in the genus Salpingotulus. Adults average only in head and body length, with the tail averaging . Adult females weigh . It is currently considered to be endemic to