To Learn more about dens, Click, here . Wolf pups at this age may be preyed upon by Golden Eagles, Bear can also prey on young pups. There are several records of a number of adult wolves decoying bears away from their pups' den until they left. Gestation Period Pups grow inside their mother for about 63 days before being born. At birth they weigh only one pound, and their eyes are closed.
Pups grow quickly.
About 12 to 15 days after they are born, they open their eyes. By two weeks of age, the pups can walk, and about a week after that, they may come out of the den for the first time. At first, they live only on milk from their mother. The placenta attached to the pup by the umbilical cord will be delivered along with the pup. The female wolf will lick the puppy dry and encourages it to nurse.