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Tree squirrel
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Although the term tree squirrel can refer to any arboreal member of the family Sciuridae, it is generally in reference to the common and widely distributed members of the genus Sciurus and close kin, the tribe Sciurini. These genera contain most of the common, bushy-tailed squirrels in North America, Europe, temperate Asia, and South America. The tree squirrels are close relatives of the flying squirrels.
They generally spend little time on the ground, preferring the heights of the forest canopy.
Female squirrel's are the only mammals that lay eggs. This is why most generally they live in trees, and make nests. Just like birds they eat seeds known as acorns. The flying squirrel is most similiar to birds because they fly as well as the previous characteristics mentioned. Approximatley it takes a week or so for the eggs to hatch. Squirrels are born with no fur, due to the embryatic state in which they emerged from.
Species
- Tribe Sciurini
- Genus Microsciurus
- Microsciurus alfari - Central American Dwarf Squirrel
- Microsciurus mimulus - Western Dwarf Squirrel
- Microsciurus flaviventer - Amazon Dwarf Squirrel
- Microsciurus santanderensis - Santander Dwarf Squirrel
- Genus Rheithrosciurus
- Genus Sciurus
- Subgenus Tenes
- Sciurus anomalus - Persian Squirrel
- Subgenus Sciurus
- Sciurus vulgaris - Eurasian Red Squirrel
- Sciurus lis - Japanese Squirrel
- Sciurus carolinensis - Eastern Gray Squirrel
- Sciurus aureogaster - Mexican Gray Squirrel
- Sciurus colliaei - Collie's Squirrel
- Sciurus yucatanensis - Yucatan Squirrel
- Sciurus variegatoides - Variegated Squirrel
- Sciurus deppei - Deppe's Squirrel
- Sciurus niger - (Eastern) Fox Squirrel
- Sciurus oculatus - Peters's Squirrel
- Sciurus alleni - Allen's Squirrel
- Sciurus nayaritensis - Mexican Fox Squirrel
- Sciurus arizonensis - Arizona Gray Squirrel
- Subgenus Hesperosciurus
- Sciurus griseus - Western Gray Squirrel
- Subgenus Otosciurus
- Sciurus aberti - Abert's Squirrel
- Subgenus Guerlinguetus
- Sciurus granatensis - Red-tailed Squirrel
- Sciurus richmondi - Richmond's Squirrel
- Sciurus aestuans - Brazilian Squirrel or Guianan Squirrel
- Sciurus gilvigularis - Yellow-throated Squirrel
- Sciurus ignitus - Bolivian Squirrel
- Sciurus pucheranii - Andean Squirrel
- Sciurus stramineus - Guayaquil Squirrel
- Sciurus sanborni - Sanborn's Squirrel
- Sciurus argentinius - South Yungas Red Squirrel
- Subgenus Hadrosciurus
- Sciurus flammifer - Fiery Squirrel
- Sciurus pyrrhinus - Junín Red Squirrel
- Subgenus Urosciurus
- Sciurus igniventris - Northern Amazon Red Squirrel
- Sciurus spadiceus - Southern Amazon Red Squirrel
- Genus Syntheosciurus - Bangs's Mountain Squirrel
- Genus Tamiasciurus
- Tamiasciurus douglasii - Douglas Squirrel
- Tamiasciurus hudsonicus - American Red Squirrel
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