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The eastern gray squirrel (Sciurus carolinensis), also known, particularly outside of North America, as simply the grey squirrel, is a tree squirrel in the genus Sciurus. It is native to eastern North America, where it is the most prodigious and ecologically essential natural forest regenerator.
The eastern grey squirrel was introduced to Continental Europe in 1948 and has quickly taken advantage of Europe's food sources, habitats and lack of predators for grey squirrels. [1] Genetic studies have shown that human intervention-- released pets and intentional dispersal--may play a much larger role in the spread of grey squirrels than ...
A black eastern gray squirrel in Calgary, Alberta. The species was introduced into the area in the 1930s. Eastern gray squirrels, including their black morphs, were introduced into British Columbia during the early 1900s. [3] The species was also later introduced into other areas of Canada to which it was not native, such as Calgary, Alberta ...
Gray squirrel or grey squirrel may refer to several species of squirrel indigenous to North America: The eastern gray squirrel ( Sciurus carolinensis ), from the eastern United States and southeastern Canada; introduced into the United Kingdom, Ireland, western North America, Italy, and South Africa
The southern fox squirrel (Sciurus niger niger) is a close relative of the gray squirrel, which is one of the most common squirrel species in the country, and is considered to be the most variably ...
Squirrels are generally small animals, ranging in size from the African pygmy squirrel and least pygmy squirrel at 10–14 cm (3.9–5.5 in) in total length and just 12–26 g (0.42–0.92 oz) in weight, [8] [9] to the Bhutan giant flying squirrel at up to 1.27 m (4 ft 2 in) in total length, [10] and several marmot species, which can weigh 8 kg ...
Due to the arrival of invasive grey squirrels, they've even been placed on the endangered species list. Luckily, they have one of the world's most prominent leaders consistently advocating for ...
Sciurini (/ s ɪ ˈ j uː r ɪ n iː /) is a tribe that includes about forty species of squirrels, [2] mostly from the Americas. It includes five living genera—the American dwarf squirrels, Microsciurus; the Bornean Rheithrosciurus; the widespread American and Eurasian tree squirrels of the genus Sciurus, which includes some of the best known squirrel species; the Central American ...