The average height for all rhino species is 5.2 feet, but they are also about 11 feet long. So even though you'll probably ...

Rhino horns grow as much as three inches a year, and have been known to grow up to five feet long. Females use their horns to protect their young, while males use them to battle attackers.

Rhino horns grow as much as three inches a year, and have been known to grow up to five feet long. Females use their horns to protect their young, while males use them to battle attackers.