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The northern short-tailed shrew (Blarina brevicauda) is the largest shrew in the genus Blarina, [3] and occurs in the northeastern region of North America. [4] It is a semifossorial, highly active, and voracious insectivore and is present in a variety of habitats like broadleaved and pine forests among shrubs and hedges as well as grassy river banks. [5]
The genus Blarina, commonly called short-tailed shrews, is a genus of relatively large shrews with relatively short tails found in North America. Description [ edit ]
The shrew subfamily Soricinae consists of thirteen genera.The majority of the species are contained within Cryptotis, with 41 species, and Sorex, with 76 species.The remaining shrews are split between Chodsigoa with eight species; Chimarrogale with six; Anourosorex, Episoriculus, Neomys, and Notiosorex with four species each; Blarina and Blarinella with three species each, and Megasorex ...
Members of this genus, known as long-tailed shrews, are the only members of the tribe Soricini of the subfamily Soricinae (red-toothed shrews). They have 32 teeth. They have 32 teeth. These animals have long, pointed snouts, small ears, which are often not visible, and scent glands located on the sides of their bodies.
Soricidin is a paralytic oligopeptide found in the venomous saliva of the northern short-tailed shrew (Blarina brevicauda); [1] in the wild, shrews use it to paralyze their prey (typically insects). [2] Its name is a reference to "Soricidae", the family to which shrews belong. [3]
B. peninsulae (Everglades short-tailed shrew) Central United States, Southeastern United States, Eastern North America, and Florida Size range : 7–11 cm (3–4 in) long, plus 1–3 cm (0.4–1.2 in) tail [ 53 ]
Eulipotyphla (/ ˌ j uː l ɪ p oʊ ˈ t ɪ f l ə /, from eu-+ Lipotyphla, meaning "truly fat and blind"; sometimes called true insectivores [1]) is an order of mammals comprising the Erinaceidae (hedgehogs and gymnures); Solenodontidae (solenodons); Talpidae (moles, shrew-like moles and desmans); and Soricidae (true shrews) families.
Solenodons have a few unusual traits, one of them being the position of the two teats on the female, almost on the buttocks of the animal, and another being the venomous saliva that flows from modified salivary glands in the mandible through grooves on the second lower incisors ("solenodon" derives from the Greek "grooved tooth").