When a ferret kit is born its eyes and ears are sealed, making them blind and deaf. At around 5 weeks of age the kit will begin to open its eyes and it will also begin to be able to hear.
Not until they are older.
A twelve week old ferret should be eating a good quality dry ferret food (or moisten food if unaccustomed to dry food). see related question for more information on ferret food
If male ferret goes into heat, his testicles will appear. If he is fixed you will never see testicles
Newborn puppies are born with their eyes closed, and their vision develops gradually over the first few weeks of life. Most puppies start to open their eyes when they are around 10-14 days old, but their vision is not fully developed until they are around 8 weeks old.
....when a mummy ferret and a daddy ferret love each other very much... He is trying to mate with the female ferret.
chances of pregnancyYou can let it see other dogs when it is at least 3months old
They check your newborn in ALL STATES! THEY CHECK TO SEE IF THE NEWBORN IS HEALTHY.
no
When I had my kids, I saw their true color around six to eight weeks old.
Yes, ferrets recognize your by your scent.
Yes
see related question below that might help answer your question How do you know when a ferret is ready to breed?