✔ 最佳答案
Your puppies Father has NO idea the pups are his and the mother has no idea he is their daddy!!
To her he is just a threat to her babies and she will defend them aggressively at this young age.
keep the male dog away from Mum and pups until the pups are fully weaned at about 6 weeks old and even then always supervise the male when near the pups.
Not knowing your dogs temperaments its difficult to advise 100% but always err on the safe side.