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

Eastern gray squirrel, Sciurus carolinensis Collie's squirrel, Sciurus colliaei Deppe's squirrel, Sciurus deppei Japanese squirrel, Sciurus lis Calabrian black...

is most frequent with the eastern gray squirrel (Sciurus carolinensis) and the fox squirrel (Sciurus niger). Black morphs of the eastern gray and fox...

The western gray squirrel (Sciurus griseus) is a tree squirrel found along the western coast of the United States and Mexico. In some places, this species...

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 red...

(Sciurus yucatanensis), originally named the Yucatan gray squirrel, also once named the Campeche squirrel, is a tree squirrel in the genus Sciurus found...

has a gestation period of 128 days. The eastern grey squirrel (Sciurus carolinensis) has a gestation period of just 44 days. North American porcupines...

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

squirrel indigenous to North America: The eastern gray squirrel (Sciurus carolinensis), from the eastern United States and southeastern Canada; introduced...

measured the effect of the countershading of the eastern gray squirrel, Sciurus carolinensis, showing that when the squirrel is horizontal the self-shadowing...