Sexual maturity and initial age
The female porcupine reaches sexual maturity at 12-14 months of age, and the male porcupine reaches sexual maturity at 16-18 months of age, but sooner or later, sexual maturity has a certain relationship with the birth season. The porcupines born before mid-June are nutritional. Adequate sexual maturity earlier. Young pigs born after mid-June are able to mate with estrus and become pregnant. However, young porcupines are small and have poor growth and development. At the peak of reproduction, mother porcupine is 3-5 years old and male porcupine is 4-6 years old.
Estrus mating
There is no seasonal estrus in female porcupines, but 1-3 months and 6-7 months in each year are the peak period of escort estrus in porcupines. The estrus cycle is 18-21 days, each lasting 4-6 days. The estrus period of porcupines is divided into early estrus. , prosperous estrus and estrus. Mating behavior occurs in the morning, in the afternoon before feeding, or in the evening. Male porcupines can be mated 2-3 times a night. After mating, the female porcupine is relatively gentle and does not love activities, often lying alone in a corner, appetite began to increase.
Breeding period
During the breeding period, the porcupine consumes a lot of energy and the feed intake also increases. The keeper must appropriately increase the protein content according to the daily diet. When the porcupine enters the estrus escalation period, it is necessary to observe and record the dynamics of the porcupine in detail every day, strengthen the feeding management, and prevent the fight from biting. At the same time, according to the situation of breeding and estrus breeding of porcupines, appropriate aphrodisiac drugs should be fed to increase the rate of estrus and breeding and reduce the rate of eutrophication.
Feeding during pregnancy
After the maternal porcupine is mated, there is usually very little activity. The breeder should pay attention to observation and try to keep the barn quiet. At the same time, appropriately increase the feed of fruits and melons to supplement vitamins. The content of protein in the feed has been correspondingly increased, and the fat content should be reduced to prevent the mother porcine from being overweight and affecting pregnancy.
The porcupine's pregnancy is 1005 days. When the mother porcupine is about 80 days pregnant, she can put some hay in her shed to prepare her mother porcupine. Most of the porcupine farrowers are at night. When they are pregnant, the porcupine is lying in the nest and the vagina secretes more mucus. When the baby is born, it gives a buzzing sound and the newly-born little cubs also make a buzz.
Postpartum mother porcupine must have sufficient drinking water supply, can supplement oral rehydration salt and glucose water, so as not to bite the porcupine due to thirst. Porcupines usually have 2-4 litters per birth, with a minimum of 1 and a maximum of 6. The maternity porcupine should keep quiet in the maternity ward after giving birth, and the cage should not be cleaned within 3 days after the farrowing, so that the mother porcupine may not be disturbed.
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