Identify the Baby Squirrel's Age Unlike other animals at birth, baby squirrels can't do anything on their own. They require intense care as they develop. You can estimate how old the baby squirrel is by matching its appearance and behavior to these descriptions.
Newborn to 1 week: pink body, no fur, eyes closed, body measures about three inches long (not including the tail), American red squirrels will have a dark stripe down the middle of their snout 2 weeks: fur starting to develop on the back but not on the underside, eyes still closed 3 weeks: has grown to about 4 inches long (excluding tail), front lower teeth are coming in, eyes still closed 4 weeks: body is approximately 5 inches long, fur growing on the underside, eyes open 5 weeks: 6 inches long, top front teeth coming in 6 weeks: develops back (cheek) teeth, can sit up on its own and hold food in its front paws 7-8 weeks: 7-8 inches long, fur has fully grown in, becoming more active 8-12 weeks: learning to climb, still smaller than adult squirrels, can be released outdoors if healthy Baby squirrels need care for about three months. After that, you can continue supporting them by releasing them outside and filling a squirrel feeder for them to use. Place it in an easy-to-reach, easy-to-see location. Providing a squirrel feeder will ensure that they are getting enough nutrition as they learn to forage for their food supply.