How Can You Tell the Age of an Adult Squirrel?

If you are in the neighborhood of a squirrel colony, you can easily identify a baby or adult squirrel by looking at it’s teeth and the condition of its eyes. You can also check if it has lower incisors, which indicate it is between 3 1/2 and 4 1/2 weeks old. However, if it doesn’t have any teeth, then it is less than 3 weeks old. If the eyes are open and clear, then the squirrel is at least five weeks old.

Identifying if a baby squirrel is an adult

The first step in identifying whether a squirrel is a baby or an adult is to determine if the child is injured. If the squirrel is too injured to be moved, you can pick it up and place it in a safe place. For a baby squirrel, you can use a washcloth to mimic the way a mother licks her baby. Then, place it in the nest.

The fur of a baby squirrel is shorter than that of an adult, so you can determine its age by looking at its length. A squirrel can’t fully develop fur until six weeks of age, but it still shows you how young it is. Older squirrels often stay the same for weeks and don’t grow any more fur. If you are feeding a baby squirrel, you don’t need to know its exact age.

Observation and physical development are other ways to determine the age of a squirrel. In some cases, a baby squirrel may still need some help, especially if it is still a baby. Using a guide can be helpful when feeding a baby squirrel or deciding when to release it. However, it’s important to understand that there are different methods to determine whether a squirrel is a baby or an adult.

At 12 weeks, the squirrel can stand and move around. They may even jump! They’re already fully independent and capable of taking care of themselves. In some states, keeping a baby squirrel is legal, but if you’re not sure, you can always consult with your local wildlife agency to see if it is allowed. Just make sure to keep the animal out of harm’s way, and you’ll have a happy animal on your hands!

If you’re unsure whether the animal is a baby or an adult, check its ears. Newborn squirrels typically have closed ears and eyes, and their teeth don’t come in until they’re about three to four weeks old. The lower front incisors appear around three weeks of age and the upper ones at four and half weeks. A squirrel’s teeth will begin to show up at this point, so you’ll want to make sure you catch one before it gets too big.

Among the other characteristics that distinguish a newborn baby squirrel from an adult squirrel is color. The color of the squirrel’s fur will become more grayish as it grows. It’s also easier to spot a baby squirrel if you’re close enough to see it in the wild. The fur on the baby squirrel will start to grow in, so it’s worth checking it out.


How many years does an average squirrel live?


3-5 years


How do you determine the age of a squirrel?


By looking at the teeth


Does a squirrel’s age affect its fur color?




How does a squirrel’s age affect its behavior?


As a squirrel gets older it becomes more timid and spends more time alone.


What do baby squirrels eat?


Milk from their mother


How long until a baby squirrel is weaned?


Around 8 weeks


How often do squirrels have litters?


Once a year


How many babies are in a typical litter?




At what age are baby squirrels independent?


3-4 months


What is the gestation period for a squirrel?


38-45 days


When are baby squirrels born?


In the spring


Where do baby squirrels live?


In nests called “dreys”


What do squirrels use for their dreys?


Leaves twigs and other materials


How long do squirrels stay in their dreys?


Until they are old enough to leave on their own


What do squirrels do when they leave their dreys?


They build their own dreys or take over abandoned ones.

How Can You Tell The Age Of An Adult Squirrel

Jessica Watson is a PHD holder from the University of Washington. She studied behavior and interaction between squirrels and has presented her research in several wildlife conferences including TWS Annual Conference in Winnipeg.

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