Even though cubs are born with their eyes closed, unable to hear or smell and weak and uncoordinated, they instinctively find their mom’s nipples and start nursing. Soon the den will be filled with mom’s snores and the happy sounds of cubs humming and purring while they snuggle up to mom and their siblings and fill their tummies with a steady diet of rich, warm milk. Bear’s milk has a fat content around 33%, so nursing cubs have no problem gaining weight.
To find out when their eyes will open and their teeth will come in, how many cubs are usually born, what a very large litter could mean, and more fascinating facts, keep reading!