NEW : David Cameron : Ian Paisley later on made a huge contribution to political stability . First minister : Ian Paisley was one of the largest political figures in Northern Ireland . UK Prime Minister David Cameron described Paisley as `` one of the most forceful and instantly recognizable characters in British politics for nearly half a century , '' adding that he would be greatly missed . ` Irish PM : While he was a divisive figure , his greatest legacy will be one of peace . Title: Why do we have so many different types of teeth?
NEW : David Cameron : Ian Paisley later on made a huge contribution to political stability . First minister : Ian Paisley was one of the largest political figures in Northern Ireland . Irish PM : While he was a divisive figure , his greatest legacy will be one of peace . Title: Why do we have so many different types of teeth?