· The firstborn is usually the more educated and responsible sibling

· The eldest excel the most at skills that involve less physical danger

· Firstborns tend to earn more later in life than laterborns

· The youngest is usually more carefree, less educated, and more likely to live a more adventurous life compared
     to his/her siblings

· The youngest is also generally more agreeable than the others and gets along better outsiders

· Later born siblings tend to be shorter and weigh less than those born earlier

· The youngest sibling is the most spoiled child

· The middle child is often the most difficult one