Size: 6 - 8 cm (2.5 - 3 in); 5.9 - 7.2 g (0.2 - 0.25 oz). They use their strong forepaws and flexible snouts to dig deep burrows in soft earth and, when on the surface, they scurry out of sight beneath mats of leaves or snow. The northern short-tailed shrew (Blarina brevicauda) is the largest shrew in the genus Blarina, and occurs in the northeastern region of North America. Giant mole shrews live in most land habitats within their range, but they are hard to spot. Shrews have incredibly poor eyesight and babies are almost completely blind They cling onto the tail of the animal in front to make sure they do not get lost; The heartwarming clip was taken in Fuzhou City in China’s Fujian Province; By Keiran Southern For Mailonline . They are especially common on stony banks and beds of fast-flowing mountain streams, seeking out invertebrate prey. 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. This often leads them to wonder whether shrews are poisonous or venomous. Size: 7 cm (2.75 in); 2.5 - 4 g (0.1 oz). They rest in nests of grass and leaves made inside their tunnels or in nooks and crannies on the surface. Shrews are primarily outdoor dwellers, although they’re not shy about entering homes when seeking food or shelter. Shrews emit clicks, twitters, chirps, squeaks, churls, whistles, barks, and ultrasonic sounds in contexts of alarm, defense, aggression, courtship, interactions between mother and young, and exploration and foraging. A long-tailed shrew must eat twice its body weight in food every day to stay alive. By doing so, they boost their intake of vitamins В and К and some other nutrients. The diet consists of insects, spiders, centipedes and other invertebrates, as well as plant foods such as seeds. This whisker of baby shrews was seen following their mother very closely around a building in Fuzhou City, China. Their saliva contains a venom that paralyzes prey animals. This is North America's most widespread shrew, ranging across Canada and Alaska and much of the northern United States. This shrew is found on the Gaspe Peninsula of eastern Quebec, and in two small ranges in New Brunswick and on Cape Breton Island. Size: 4.6 - 10 cm (1.75 - 4 in); 4 - 6 g (0.1 - 0.2 oz). Mostly True. These small mammals feed at all times of the day and night. They do not hibernate. All shrews are tiny, most no larger than a mouse. Some species of shrew are reported to eat their own feces and perhaps those of other creatures. The rain water trickles though the soil, flooding lower levels, and this forces insects and worms that are living underground up to the surface, where the shrews are ready and waiting. While this varies among species, a shrew’s heart rate beats 800 to 1000 times per minute. This is one of the most unusual members of the shrew family. Shrews are active creatures with high metabolisms. Giant Mexican shrews live in tropical forests and grasslands in western Mexico. Southern short-tailed shrews are nocturnal. They find worms, grubs and other invertebrate prey by rooting through loose soil and leaf litter with their pointed snout. Gaspe shrews live in mountain conifer forests, where they forage among the leaf litter or mosses that grow on the forest floor. Long-tailed shrews forage for food both day and night. The common shrew has tiny eyes, very small ears and a pointy face with a long nose. It prefers to live in damp habitats with well-drained soil for burrowing. It relies on stores of food laid down in autumn to get it through the winter. Even in cold northern regions, they do not hibernate in winter; it would be impossible for them to build up sufficient fat reserves. The long-tailed shrew is found as far north as Nova Scotia in eastern Canada. Montane shrews feed on insect larvae, spiders, earthworms and occasionally small salamanders. Size: 8 - 9 cm (3.25 - 3.5 in); 10 - 12 g (0.3 - 0.4 oz). Despite this unique skeletal structure, the armored shrew moves much like other shrews, although its predatory behavior is characterized by rather ponderous and apparently well thought-out movements. Shrews have been recorded making 12 body movements per second. The mother is attentive and occasionally relocates, carrying the young by the neck or pushing … Many people aren't clear about the difference between poison and venom. 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 (4 oz) several are very small, notably the Etruscan shrew (Suncus etruscus), which at about 3.5 cm (1.4 in) and 1.8 g (0.063 oz) is the smallest known living terrestrial mammal.