Female Abert's squirrels usually bear only one litter per year.

Young Abert's squirrels are born naked, with ears and eyes closed.

They are used year-round by most Abert's squirrels for nightly shelter.

Abert's squirrel does not store its food like other North American squirrels.

Ponderosa pine seldom have cavities big enough for Abert's squirrels.

Abert's squirrels make almost exclusive use of ponderosa pine for cover, nesting, and food.

Gambel oak acorns may also provide substantial food for Abert's squirrels.

Abert's squirrels begin eating immature seed shortly after cone development begins in late May.

By 10 weeks Abert's squirrels are weaned.

Frequently seen are black bear, elk, mule deer, bobcats, and Abert's squirrels.

Abert's squirrel is closely associated with, and nearly confined to cool, dry interior ponderosa pine forests.

Hall and Kelson however, reported that two litter are often borne per year in the southern parts of Abert's squirrel range.

Abert's squirrels continue to consume seed from late maturing cones and collect single seeds from the ground.

In winter, pairs of Abert's squirrels, usually an adult female and one subadult (presumed) offspring, use the same nest for shelter.

Abert's squirrels are diurnal.

The most apparent causes of Abert's squirrel mortality are food shortage and injuries (such as broken teeth) that lead to mortality.

Abert's squirrels consume ponderosa pine year-round.

The currently accepted scientific name for Abert's squirrel is Sciurus aberti Woodhouse.

Water is obtained mostly from food, but Abert's squirrels sometimes drink at stock ponds or other standing water (i.e., rain puddles).

The only other large squirrel that is within its range is Abert's squirrel, which has ear tufts and lives in pine forests.

Abert Rim in Oregon was named after him, as was Abert's Squirrel.

Commonly seen wildlife includes mule deer, elk, black bear, mountain lion, Abert's squirrel and pine squirrel.

The distribution of Abert's squirrel subspecies in the Southwest is coincident with the disjunct ponderosa pine forests.

Findley and others mention that Abert's squirrels are common in mixed conifer canyons in New Mexico.

After seeds have been disseminated Abert's squirrels are dependent on inner bark, which forms the bulk of the diet from November to April.