Pygmy hippopotamus unusual secretion as common hippos, that gives a pinkish tinge to their bodies, and is sometimes described as "blood sweat" though the secretion is neither sweat nor blood. This substance, hipposudoric acid, is believed to have antiseptic and sunscreening properties. The skin of hippos dries out quickly and cracks, which is why both species spend so much time in water. The skeleton of "C. liberiensis" is more gracile than that of the common hippopotamus, meaning their bones are proportionally thinner. The common hippo's spine is parallel with the ground; the pygmy hippo's back slopes forward, a likely adaptation to pass
Eurasian pygmy shrew and eight young per litter and care for the young in an underground nest. Since the gestation period is just over three weeks, they can have up to five litters in one year, though the life span of a pygmy shrew is a little over 15 months. In April 2008, the greater white-toothed shrew was discovered in Ireland. While the introduction of the species will possibly sustain threatened birds of prey, such as the barn owl, the nonnative mammal could threaten some of the smaller native species, such as the Eurasian pygmy shrew. Eurasian pygmy shrew The Eurasian pygmy shrew