How Big Do Boa Constrictors Get? (Male vs. Female Size) | 台北市立動物園資訊網

2021年1月21日—Aboaislikelytobeclosetomaturitybytheendofitsthirdyear,growingtoanaveragelengthof6-8feet,dependingonitssex.Aboacanalso ...

The boa constrictor is one of the longest snakes in the world, but is much shorter than anacondas and reticulated pythons. According to the University of Michigan[1], the biggest boa ever found measured 13 feet long.

The size of a boa constrictor depends on age and sex. Newborn boas are an average of 14 to 22 inches and weigh 2 ounces. Adult boas average between 6.5 and 9.8 feet in length and weigh in excess of 100 pounds. Female boas are usually larger than male boas in terms of length, width, and weight due to sexual dimorphism.

Interestingly, the tail size of the typical male boa is proportionately longer than the female. This is due to the room taken up by the male’s hemipenes. Let’s explore some interesting boa constrictor size facts in more detail.

Boa constrictors grow very fast. Most boas reach full maturity after just three years, but continue to grow in size throughout their entire life. The more foo...