Pygmy hippopotamus population that freely breeds in zoos around the world. Between 1970 and 1991 the population of pygmy hippos born in captivity more than doubled. The survival of the species in zoos is more certain than the survival of the species in the wild. In captivity, the pygmy hippo lives from 42 to 55 years, longer than in the wild. Since 1919, only 41 percent of pygmy hippos born in zoos have been male. While the common hippopotamus was known to Europeans since classical antiquity, the pygmy hippopotamus was unknown outside its range in West Africa until the 19th century. Due
Pygmy python Pygmy python The pygmy python ("Antaresia perthensis"), also known as the anthill python, is a species of snake found in Western Australia. Their common names refer to the fact that they are the smallest member of the family Pythonidae and are often found in termite mounds. The specific epithet is derived from the state capital, Perth, despite the fact that this place is not within the range of the species. No subspecies are currently recognized. Adults grow to about in length and have a weight near 210 grams. Neonates are about in length and about 4 grams in weight. After