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Tufted Ground Squirrel vs Eastern Gray Squirrel

Tufted Ground Squirrel
VS
Eastern Gray Squirrel

The tufted ground squirrel and eastern gray squirrel are both bushy-tailed squirrels, but one is a little-known Borneo rainforest species with a legendary tail and the other a familiar, adaptable squirrel found in woods and parks.

Tufted Ground Squirrel Eastern Gray Squirrel
Scientific name Rheithrosciurus macrotis Sciurus carolinensis
Native region Lowland and hill rainforest on the island of Borneo Forests of eastern North America, introduced to Britain, Ireland, and Italy
Tail So bushy that its volume is reported to exceed that of its body Used for balance, as a rudder in falls, a sunshade, a blanket, and a signal flag
Diet Hard-shelled nuts and seeds, gnawed open with strong teeth Acorns, hickory nuts, seeds, buds, fungi, fruit, and occasionally eggs and insects
Where it forages Mostly on the ground and in low vegetation In trees and on the ground, descending trunks head-first on rotating ankles
Food storage Not specifically documented Buries thousands of nuts a year in separate spots
Reputation Local lore of a deer-killing vampire squirrel, unsupported by evidence Fakes burials when it senses it is being watched
Conservation status Vulnerable, with a declining population Least Concern, with an increasing population

Tufted Ground Squirrel vs Eastern Gray Squirrel: common questions

Why is the tufted ground squirrel called the vampire squirrel?

A local legend claims it kills deer, a story that gave it the nickname, though there is no good evidence for it.

Which squirrel is more at risk?

The tufted ground squirrel, which is Vulnerable and declining as lowland rainforest on Borneo is lost, while the eastern gray squirrel is abundant and increasing.

Where do the tufted ground squirrel and eastern gray squirrel live?

The tufted ground squirrel is found only in lowland and hill rainforest on Borneo, while the eastern gray squirrel is native to eastern North America and introduced to Britain, Ireland, and Italy.

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