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
Pygmy treeshrew Pygmy treeshrew The pygmy treeshrew ("Tupaia minor") is a treeshrew species within the family Tupaiidae. It is native to Thailand, Malaysia and Indonesia. The generic name is derived from the Malay word "tupai" meaning squirrel or small animals that resemble squirrels. "T.minor" is distributed in peninsular Thailand, peninsular Malaysia, Sumatra, the Lingga Archipelago (Indonesia), Borneo, offshore islands of Laut (Indonesia), and Banggi and Balambangan (Malaysia). From the "Catalogue of Mammal Skins in Sarawak Museum, Kuching, Sarawak", more than 30 individuals of "T. minor" have been collected from 1891 to 1991. The specimens were mostly caught in Mt Penrisen, Mt Dulit,