The short answer is - you cant. Without the necessary experience, it will likely die. Give the animal to a local wildlife rescue, volunteer there and get the training you need to do it on your own if it is truly important to you.
Squirrels are regular mammals and not marsupials. They have no pouch for their young so the mother has to make a nesting area in some protected area like tree hollow.
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Septemver/16/2008.
About: Babies without teeth.
Question: Why are babies born without teeth?
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