Genus Neomys is a small group of mammalian insectivores that belong to the family Soricidae. They are commonly known as water shrews due to their association with freshwater habitats. The species under Genus Neomys are Neomys anomalus, Neomys fodiens, and Neomys teres. These water shrews have been given various synonyms over the years, including Sorex fodiens, Sorex teres, and Sorex anomalus. However, DNA analysis confirms that they belong to the Neomys genus. Water shrews are found in Eurasia and are known for their semi-aquatic lifestyle, with many adaptations that allow them to swim well and catch prey in water.