You can give birth to rabbits when they are 6 months older than Warren rabbits. In addition, there is no fixed estrus time for Bihuaren rabbits, and they can be bred all year round, but attention should be paid to avoiding high temperature and low temperature seasons to ensure the survival rate of Bihuaren rabbit pups.

The pregnancy period of a Rabbit is usually one month. The birthing time of the Biwarren rabbit is usually in the middle of the night or in the early morning, and the birth will be completed in about ten to thirty minutes. The female rabbit who has just given birth can become pregnant, but it is best to avoid this situation, because it will be very difficult. Injury to the body of the Biwarren rabbit, it is best not to let the Biwarren female rabbit become pregnant more than twice within a year.