The Prairie Shrew, Sorex haydeni, is a small shrew found in the Canadian prairies and midwestern United States. At one time, this species was considered to be a subspecies of the similar Masked Shrew, S. cinereus. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Phyla Porifera (sponges) Ctenophora (comb jellies) Cnidaria (coral, jellyfish, anenomes) Placozoa (trichoplax) Subregnum Bilateria (bilateral symmetry) Acoelomorpha (basal) Orthonectida (parasitic to flatworms, echinoderms, etc. ... Typical Classes Subphylum Urochordata - Tunicates Ascidiacea Thaliacea Larvacea Subphylum Cephalochordata - Lancelets Subphylum Myxini - Hagfishes Subphylum Vertebrata - Vertebrates Petromyzontida - Lampreys Placodermi (extinct) Chondrichthyes - Cartilaginous fishes Acanthodii (extinct) Actinopterygii - Ray-finned fishes Actinistia - Coelacanths Dipnoi - Lungfishes Amphibia - Amphibians Reptilia - Reptiles Aves - Birds Mammalia - Mammals Chordates (phylum Chordata) include the vertebrates, together with... Orders Subclass Multituberculata (extinct) Plagiaulacida Cimolodonta Subclass Palaeoryctoides (extinct) Subclass Triconodonta (extinct) Subclass Eutheria (includes extinct ancestors)/Placentalia (excludes extinct ancestors) Afrosoricida Artiodactyla Carnivora Cetacea Chiroptera Cimolesta (extinct) Creodonta (extinct) Condylarthra (extinct) Dermoptera Desmostylia (extinct) Embrithopoda (extinct) Hyracoidea Insectivora Lagomorpha Litopterna (extinct) Macroscelidea Mesonychia (extinct) Notoungulata (extinct) Perissodactyla Pholidota Plesiadapiformes... Families Erinaceidae Soricidae Talpidae Solenodontidae The biological order Insectivora in the past was used as a scrapbasket for a variety of small to very small, relatively unspecialized, insectivorous mammals. ... Genera Anourosorex Blarina Blarinella Chimarrogale Chodsigoa Congosorex Crocidura Cryptotis Diplomosodon Episoriculus Feroculus Megasorex Myoserex Nectogale Neomys Nesiotites Notiosorex Paracrocidura Ruwenzorisorex Scutisorex Solisorex Sorex Soriculus Suncus Surdisorex Sylvisorex Shrews are small, superficially mouse-like mammals of the family Soricidae. ... Species See text The genus Sorex is a group of mainly land-dwelling shrews with relatively long tails which includes many of the common shrews of Europe and North America. ... In biology, binomial nomenclature is the formal method of naming species. ... Spencer Fullerton Baird Spencer Fullerton Baird (February 3, 1823 – August 19, 1887) was an American ornithologist and ichthyologist. ... 1857 was a common year starting on Thursday (see link for calendar). ... Genera Anourosorex Blarina Blarinella Chimarrogale Chodsigoa Congosorex Crocidura Cryptotis Diplomosodon Episoriculus Feroculus Megasorex Myoserex Nectogale Neomys Nesiotites Notiosorex Paracrocidura Ruwenzorisorex Scutisorex Solisorex Sorex Soriculus Suncus Surdisorex Sylvisorex Shrews are small, superficially mouse-like mammals of the family Soricidae. ... Prairie refers to an area of land in North America of low topographic relief that principally supports grasses and herbs, with few trees, and is generally of a mesic (moderate or temperate) climate. ... Binomial name Sorex cinereus (Kerr, 1792) The Masked Shrew, Sorex cinereus, is a small shrew found in Alaska, Canada, the northern United States, and northeastern Siberia. ...

It is brown in colour with light grey underparts with a long tail. Its body is about 8 cm in length including a 3 cm long tail. It weighs about 4 g.

These animals are found in open grasslands, often near water.

They eat insects, worms, snails, small mammals and seeds. Predators include hawks, owls, snakes, and foxes. The term hawk refers to birds of prey in any of three senses: Strictly, to mean any of the species in the genera Accipiter, Micronisus, Melierax, Urotriorchis, and Megatriorchis. ... For uses of the word Owl as a three letter acronym, see OWL. Families Strigidae Tytonidae An owl is any of some 220+ species of solitary, mainly nocturnal birds of prey in the order Strigiformes. ... A Red Fox (Vulpes vulpes) A fox is a member of any of 27 species of small omnivorous canids. ...

These animals are active day and night year-round. They mate between spring and fall. 3 to 6 young are born in a nest under a log or rocks.