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Ankarana Sportive Lemur
Lepilemuridae

Ankarana Sportive Lemur

Lepilemur ankaranensis Rumpler & Albignac, 1975

Ankarana sportive lemur is a small endemic lemur found in a range of forest habitats in northern Madagascar.

Hubbard's Sportive Lemur
Lepilemuridae

Hubbard's Sportive Lemur

Lepilemur hubbardi Louis Jr., Engberg, Lei, Geng, Sommer, Randriamampionona, Randriamanana, Zaonarivelo et al., 2006

Hubbard's sportive lemur is an endangered endemic sportive lemur of Madagascar, found only in southwestern Madagascar's Zombitse-Vohibasia National Park.

Grey Mouse Lemur
Cheirogaleidae

Grey Mouse Lemur

Microcebus murinus (J.F.Miller, 1777)

Microcebus murinus, the gray mouse lemur, is a small nocturnal lemur endemic to Madagascar.

Rufous Mouse Lemur
Cheirogaleidae

Rufous Mouse Lemur

Microcebus rufus (Lesson, 1840)

Microcebus rufus, the brown mouse lemur, is a small nocturnal solitary primate endemic to eastern Madagascar's rainforests.

Goodman's Mouse Lemur
Cheirogaleidae

Goodman's Mouse Lemur

Microcebus lehilahytsara Roos & Kappeler, 2005

Goodman's mouse lemur is a small primate that uses torpor, with differing winter torpor patterns between males and females.

Furry-eared Dwarf Lemur
Cheirogaleidae

Furry-eared Dwarf Lemur

Cheirogaleus crossleyi A.Grandidier, 1870

Cheirogaleus crossleyi, or furry-eared dwarf lemur, is a Madagascar lemur that hibernates with large temperature fluctuations.

Mountain Beaver
Aplodontiidae

Mountain Beaver

Aplodontia rufa (Rafinesque, 1817)

Aplodontia rufa, the mountain beaver, is a unique North American rodent with distinct traits and habitat preferences.

Red-tailed Squirrel
Sciuridae

Red-tailed Squirrel

Sciurus granatensis Humboldt, 1811

Sciurus granatensis, the red-tailed squirrel, is a tree squirrel native from southern Central America to northern South America.

Guayaquil Squirrel
Sciuridae

Guayaquil Squirrel

Sciurus stramineus Eydoux & Souleyet, 1841

Sciurus stramineus, the Guayaquil squirrel, is a variable-colored tree squirrel native to western South America, with no recognized subspecies.

Andean Squirrel
Sciuridae

Andean Squirrel

Sciurus pucheranii (Fitzinger, 1867)

Sciurus pucheranii, the Andean squirrel, is a small tree squirrel found in Colombian Andean cloud and montane rain forests.

Bolivian Squirrel
Sciuridae

Bolivian Squirrel

Sciurus ignitus (Gray, 1867)

Sciurus ignitus, the Bolivian squirrel, is a moderately sized tree squirrel distributed along the eastern Andes from Peru to northern Argentina.

Southern Amazon Red Squirrel
Sciuridae

Southern Amazon Red Squirrel

Sciurus spadiceus Olfers, 1818

Sciurus spadiceus (southern Amazon red squirrel) is a large South American squirrel with three recognized subspecies.

Eastern Gray Squirrel
Sciuridae

Eastern Gray Squirrel

Sciurus carolinensis Gmelin, 1788

Sciurus carolinensis, the eastern gray squirrel, is a widespread tree squirrel native to eastern North America with introduced invasive populations elsewhere.

Deppe's Squirrel
Sciuridae

Deppe's Squirrel

Sciurus deppei Peters, 1863

Deppe's squirrel (Sciurus deppei) is a small Mesoamerican squirrel with stable populations and flexible habitat needs.

Yucatán Squirrel
Sciuridae

Yucatán Squirrel

Sciurus yucatanensis J.A.Allen, 1877

Sciurus yucatanensis, the Yucatan squirrel, is a larger squirrel with distinct fur and skull characteristics detailed here.

Variegated Squirrel
Sciuridae

Variegated Squirrel

Sciurus variegatoides Ogilby, 1839

Sciurus variegatoides, the variegated squirrel, is a medium-sized diurnal tree squirrel native to Central America.

Red-bellied Squirrel
Sciuridae

Red-bellied Squirrel

Sciurus aureogaster F.Cuvier, 1829

Sciurus aureogaster, the Mexican gray squirrel, is native to Mexico and southern Guatemala, introduced as invasive to Florida.

Collie's Squirrel
Sciuridae

Collie's Squirrel

Sciurus colliaei Richardson, 1839

Collie's squirrel is a medium-sized gray squirrel native to western coastal Mexico that lives in dense tropical and subtropical vegetation.

Japanese Squirrel
Sciuridae

Japanese Squirrel

Sciurus lis Temminck, 1844

Sciurus lis, the Japanese squirrel, is a Japan-endemic tree squirrel facing population decline from human forest fragmentation.

Eurasian Red Squirrel
Sciuridae

Eurasian Red Squirrel

Sciurus vulgaris Linnaeus, 1758

Sciurus vulgaris, the red squirrel, is a tree-dwelling squirrel found across Eurasia with characteristic ear tufts.

Caucasian Squirrel
Sciuridae

Caucasian Squirrel

Sciurus anomalus Gmelin, 1778

Caucasian squirrel (Sciurus anomalus) is a small native south-west Asian tree squirrel with three recognized subspecies.

Peters's Squirrel
Sciuridae

Peters's Squirrel

Sciurus oculatus Peters, 1863

Peters's squirrel (Sciurus oculatus) is a large endemic Mexican arboreal squirrel living in high elevation forests.

Allen's Squirrel
Sciuridae

Allen's Squirrel

Sciurus alleni Nelson, 1898

Allen's squirrel (Sciurus alleni) is an endemic tree squirrel of northern Mexico with no recognized subspecies.

Arizona Gray Squirrel
Sciuridae

Arizona Gray Squirrel

Sciurus arizonensis Coues, 1867

Sciurus arizonensis, the Arizona gray squirrel, is a North American sciurid rodent facing local population declines from habitat loss and competition.

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