How can you tell if your gerbil is a baby?

Size: Baby gerbils are much smaller than adult gerbils. A newborn gerbil may be only about 1 inch long.

Weight: Baby gerbils also weigh much less than adult gerbils. A newborn gerbil may weigh only about 0.1 ounces.

Fur: Baby gerbils have very soft fur compared to adult gerbils.

Eyes: Baby gerbils' eyes are closed; they do not open until they are about two weeks old.

Ears: Baby gerbils' ears are also much smaller than adult gerbils' ears.

Behavior: Baby gerbils are almost non-mobile after birth; only at around 16 days can they be weaned and separated from their parents.