Males Secondary Sexual Characterstics
Due to the increase in secretion of testosterone the physical changes in the males takes place.
- Facial hair growth
- Development of a deeper voice
- Broadening of shoulders
- Growth of body hair (chest, underarms, pubic area)
- Increased muscle mass and strength
- Enlargement of the genital area
- Adam’s apple prominence
- Increased bone density
Secondary Sexual Characters – Definition, Development & Facts
Secondary sexual characteristics are physical traits that distinguish the two sexes of a species but are not directly involved in reproduction. These characteristics, such as the mane of a lion or the bright plumage of a peacock, play a crucial role in mate attraction and competition. Understanding secondary sexual characters helps in studying evolutionary biology, as these traits often evolve through sexual selection, impacting species’ survival and reproduction strategies.
Table of Content
- Secondary Sexual Character
- Females Secondary Sexual Characterstics
- Males Secondary Sexual Characterstics
- Importance of Secondary Sexual Characters
- Types of Secondary Sexual Characters in Animals
- Male Secondary Sexual Characters
- Female Secondary Sexual Characters
- Significance of Secondary Sexual Characters
- Conclusion: Secondary Sexual Characters