In the mother’s body, the fetus weighs only about 5mm in January and is very light, in February, it weighs only 2g, in March, it weighs about 14.17-28.35g, in April, it weighs about 170-198g. In addition, in May, it weighs about 453.6g, in June, it weighs about 793.8-907.18g, in July, it weighs about 1.13-1.59Kg, in August, it weighs about 1.81-2.72Kg, in September, it weighs about 3.18-3.4Kg, in October, it weighs about 3Kg. 1.59Kg, in August, the weight was about 1.81-2.72Kg, in September, the weight was about 3.18-3.4Kg, and in October, the weight was about 3Kg.