Squirrels of the World
Sciurillus pusillus (É. Geoff roy, 1803) Neotropical Pygmy Squirrel description: Neotropical pygmy squirrels have a gray dorsum ...
Sciurillus pusillus 31 conservation: IUCN status—data defi cient. Population trend—no information. habitat: Neotropical pygmy sq ...
Microsciurus alfari ( J. A. Allen, 1895) Central American Dwarf Squirrel description: Central American dwarf squirrels have a du ...
Microsciurus fl aviventer 33 [recto/verso] M. a. alfari: the upperparts are brownish black, grizzled with cinnamon rufous or rus ...
34 Microsciurus fl aviventer of the limbs are reddish yellow, and the tail is washed with yellow. M. f. napi—Ecuador and souther ...
Microsciurus santanderensis 35 red orange. The tail is grizzled black brown with a slight frosting of yellow or gray (in darker ...
36 Microsciurus santanderensis conservation: IUCN status—data defi cient. Population trend—no information. habitat: This species ...
Sciurus aberti 37 natural history: This species is diurnal. Tufted ground squirrels are rare and at low density; however, opport ...
38 Sciurus aberti the body and the tail is white; and the tail is black on the dorsal side, overlaid with white hairs. S. a. fer ...
Sciurus aestuans 39 year old. Perhaps the most striking and popularized aspect of the biology of Abert’s squirrels is their depe ...
40 Sciurus aestuans has white postauricular patches, and a reddish wash to the body and feet. S. a. alphonsei—northern coast of ...
Sciurus anomalus 41 faint buff or yellow, and frosted with white. Melanism has been reported. size: Female—HB 220–254 mm; T 217– ...
42 Sciurus anomalus yellow to tawny rust. A pale buff to yellow eye ring is pres- ent. The venter ranges from a chestnut gray bu ...
Sciurus arizonensis 43 nuts, and fruits, as well as on mushrooms; animal matter (insects, bird eggs, and nestlings) is occasiona ...
44 Sciurus arizonensis the remaining months. Arizona gray squirrels nest in dreys composed of sticks and leaves within the fores ...
Sciurus carolinensis 45 ever, they also forage on the ground, especially in open for- ests. They are active throughout the year. ...
46 Sciurus carolinensis México, and various localities in western Canada, Hawaii, and the western continental USA. Introductions ...
Sciurus colliaei 47 each year. The young emerge from the nest after 7–8 weeks and are weaned beginning at 10 weeks. Adult size i ...
48 Sciurus colliaei size: Female—HB 243.4 mm; T 260.4 mm; Mass 440.8 g. Male—HB 248.6 mm; T 243.2 mm; Mass 335.2 g. Sex not stat ...
Sciurus deppei 49 squirrel is allopatric with S. aberti and S. nayaritensis where their ranges overlap in the north (Sonora), bu ...
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