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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 order Eulipotyphla consists of 486 extant species belonging to 53 genera.This does not include hybrid species or extinct prehistoric species. Modern molecular studies indicate that the 53 genera can be grouped into 4 families, and some of these families are subdivided into named subfamilies.
All shrews are tiny, most no larger than a mouse. The largest species is the Asian house shrew (Suncus murinus) of tropical Asia, which is about 15 cm (6 in) long and weighs around 100 g (3 + 1 ⁄ 2 oz) [2] The Etruscan shrew (Suncus etruscus), at about 3.5 cm (1 + 3 ⁄ 8 in) and 1.8 grams (28 grains), is the smallest known living terrestrial mammal.
Burmese short-tailed shrew. B. wardi Thomas, 1915: Southern China and Myanmar: Size: 6–9 cm (2–4 in) long, plus 3–6 cm (1–2 in) tail [19] Habitat: Forest [21] Diet: Invertebrates [19] LC Unknown [21] Indochinese short-tailed shrew. B. griselda Thomas, 1912: Central and southern China and northern Vietnam
The house shrew has a uniform, short, dense fur of mid-grey to brownish-grey color. The tail is thick at the base and a bit narrower at the tip, and is covered with a few long, bristle-like hairs that are thinly scattered. They have short legs with five clawed toes. They have small external ears and an elongated snout.
The American water shrew or northern water shrew (Sorex palustris) is a shrew found in the nearctic faunal region located throughout the mountain ranges of the northern United States and in Canada and Alaska. [3] The organism resides in semi-aquatic habitats, [4] and is known for being the smallest mammalian diver. [5]
The list of mammals of North Dakota lists all mammal species that are seen in the U.S. state of North Dakota. 87 species are known to live in the state. This includes mammals that are currently extirpated or locally extinct in North Dakota such as the gray wolf, swift fox, caribou and grizzly bear. The species on this list are grouped by order.
The southern short-tailed shrew is the smallest shrew in its genus, measuring 7 to 10 cm (2.8 to 3.9 in) in total length, and weighing less than 14 g (0.49 oz).It has a comparatively heavy body, with short limbs and a thick neck, a long, pointed snout and ears that are nearly concealed by its soft, dense fur.