In fact, none of the individual animals on the evogram is the direct ancestor of any other, as far as we know. That's why each of them gets its own branch on the family tree. Hippos are large and aquatic, like whales, but the two groups evolved those features separately from each other.
Pitavastatin (usually as a calcium salt) is a member of the blood cholesterol lowering medication class of statins, marketed in the United States under the trade name Livalo, and in European Union and Russia under the trade name Livazo.
Pravastatin is used for treating high cholesterol in people who cannot lower cholesterol through lifestyle changes. Pravastatin can lower total cholesterol and LDL (bad cholesterol), as well as increase HDL (good cholesterol). Pravastatin has also been shown to lower triglyceride levels in the blood.