Dragons began brightly and were rewarded when Coghlan went over from close range 12 minutes in, with Will Reed converting for a 7-0 lead.
Zebre pulled off a huge shock as they defeated Ulster 15-14 to win for the very first time in Belfast and stun the hosts.
Munster legend Donncha O'Callaghan has blasted his former team following their shock to defeat to minnows Zebre Parma in Round 2 of the URC.
Zebre Parma made history by securing their first-ever victory over Munster with a 42-33 bonus-point win in the United Rugby Championship.
Gareth Davies ran in two of Scarlets’ four tries as they picked up a fourth win of the season with a 32-18 bonus-point victory over Zebre Parma at Stadio Sergio Lanfranchi.
Justin Tipuric was at his trademark, brilliant best as Ospreys bagged their first victory of this season’s United Rugby Championship with a 34-31 win over Zebre Parma at the Swansea.com Stadium.
Ulster staged a second-half fightback to beat Zebre Parma 40-36 and get their United Rugby Championship campaign off to a winning start at Stadio Sergio Lanfranchi.
Argentina defeated Italy 37-16 in Treviso, snapping a seven-match losing record and subjecting the Azzurri to yet another Test defeat.
One miserable test rugby losing streak will come to an end when Italy and Argentina face off in Treviso this weekend.
Delayed due to the global pandemic, the 2021 U20 Six Nations took place in Cardiff over the last month and we have a review of all six teams.