The Andean squirrel (Sciurus pucheranii) is a tree squirrel endemic to Colombia where it inhabits montane rain forest and cloud forests of the Cordillera...

family includes tree squirrels, ground squirrels (including chipmunks and prairie dogs, among others), and flying squirrels. Squirrels are indigenous to...

The red squirrel or Eurasian red squirrel (Sciurus vulgaris) is a species of tree squirrel in the genus Sciurus common throughout Europe and Asia. The...

The fox squirrel (Sciurus niger), also known as the eastern fox squirrel or Bryant's fox squirrel, is the largest species of tree squirrel native to North...

the genus Notosciurus along with the red-tailed squirrel, Andean squirrel, and likely Richmond's squirrel. Koprowski, J.; Roth, L.; Woodman, N.; Matson...

been known as the silver-gray squirrel, the California gray squirrel, the Oregon gray squirrel, the Columbian gray squirrel and the banner-tail. There are...

granatensis Bolivian squirrel, Sciurus ignitus Ingram's squirrel, Sciurus ingrami Andean squirrel, Sciurus pucheranii Richmond's squirrel, Sciurus richmondi...

the pine squirrels (the others are the Douglas squirrel, T. douglasii, and the southwestern red squirrel, T. fremonti). The American red squirrel is variously...

eastern gray squirrel (Sciurus carolinensis), also known, particularly outside of North America, as simply the grey squirrel, is a tree squirrel in the genus...

The Douglas squirrel (Tamiasciurus douglasii) is a pine squirrel found in western North America, from the Pacific Northwest (including the northwestern...

The Calabrian black squirrel (Sciurus meridionalis) is a species of tree squirrel in the genus Sciurus, endemic to the forests of the regions of Calabria...

Junín red squirrel (Sciurus pyrrhinus) is a species of squirrel from Peru and Ecuador. The Junín red squirrel is a relatively large tree squirrel, having...

Douglas squirrel T. d. mearnsi — Mearns's squirrel Tamiasciurus fremonti — southwestern red squirrel T. f. grahamensis — Mount Graham red squirrel Tamiasciurus...

squirrel, S. ignitus Andean squirrel, S. pucheranii Richmond's squirrel, S. richmondi Sanborn's squirrel, S. sanborni Guayaquil squirrel, S. stramineus Subgenus...

The variegated squirrel (Sciurus variegatoides) is a tree squirrel in the genus Sciurus found in Costa Rica, El Salvador, Guatemala, Honduras, southern...

Europe's grey squirrels (Sciurus carolinensis) originated in North America, where they are known as eastern gray squirrels (to differentiate from western...

Abert's squirrel or the tassel-eared squirrel (Sciurus aberti) is a tree squirrel in the genus Sciurus native to the southern Rocky Mountains from the...

The tufted ground squirrel or groove-toothed squirrel (Rheithrosciurus macrotis) is a species of rodent in the family Sciuridae. It is the sole species...

Peters's squirrel (Sciurus oculatus) is a tree squirrel in the genus Sciurus endemic to Mexico. It was first described by the German naturalist and explorer...

The Brazilian squirrel (Sciurus aestuans), or Guianan squirrel, is a species of tree squirrel endemic to South America. It is found in south-eastern Colombia...

Microsciurus "species 1" from Colombia Leptosciurus Western dwarf squirrel, L. mimulus Andean squirrel, L. pucheranii (moved from Sciurus) Leptosciurus similis...

dwarf squirrel (Microsciurus flaviventer) is a chipmunk-sized tree squirrel native to South America. As its name suggests, the Amazon dwarf squirrel is relatively...

The Japanese squirrel (Sciurus lis) is a tree squirrel in the genus Sciurus endemic to Japan. It was described by Dutch zoologist Coenraad Jacob Temminck...

The western dwarf squirrel (Microsciurus mimulus) is a small tree squirrel in the genus Microsciurus and tribe Sciurini found in Colombia, Ecuador, and...

The fiery squirrel (Sciurus flammifer) is a rodent in the family Sciuridae. The taxon is endemic to the area south of the Orinoco River in the state of...

The Arizona gray squirrel (Sciurus arizonensis) is a tree squirrel, in the genus Sciurus, endemic to the canyons and valleys surrounded by deciduous and...

The Mexican gray squirrel (or red-bellied squirrel) (Sciurus aureogaster) is a tree squirrel in the genus Sciurus native to Guatemala and eastern and...

The Caucasian squirrel (Sciurus anomalus) or Persian squirrel, is a tree squirrel in the genus Sciurus found in temperate broadleaf and mixed forests...

Sanborn's squirrel (Sciurus sanborni) is or was a little known tree squirrel described in 1944 from the skin and skeleton of a single female specimen collected...

The precise range of the Santander dwarf squirrel is unclear, since it is often confused with the Andean squirrel. It was originally described from Santander...