Unstoppable koala joey Morton just keeps going from strength to strength. In a video posted on August 13, Morton shows off his amazing tree-climbing skills.After a rocky start to life after his mother was killed, Morton has piled on the weight to regain his health at Port Stephens Koalas and is thriving.In this video, Morton demonstrates his zest for life by giving a tree climb a red-hot go. A few weeks earlier he less-than-successfully attempted to climb in the safety of his home at Port Stephens. Credit: Port Stephens Koalas via Storyful