<p>It’s official. Berlin’s polar bear Tonja gave birth to a new cub overnight into Thursday, December 7. Berlin’s wildlife park released footage of the birth on Friday, saying</a> both mother and cub are doing well.</p><p>This is eight-year-old Tonja’s and six-year-old Wolodja’s second cub, after their first born Fritz died. According to the zoo, polar bear cubs have a 50 percent chance of survival.</p><p>Zookeepers said CCTV footage of the enclosure Tonja retreated to showed that she gave birth to two cubs but one of them was stillborn and was not to be seen a short time later.</p><p>Nobody will be entering Tonja’s enclosure over the coming days, as that crucial period requires complete calm for mother and cub. Credit: Tierpark Berlin via Storyful</p><br />
