A high-speed collision occurred at Australia’s Tour Down Under, a pro road cycling race and season opener, when two large kangaroos bounced onto the road on a sprinting section with about 96 kilometers (61 miles) left in the 169.8 kilometer (105 mile) stage through the hills. Overall race leader Jay Vine struck the animal and was knocked from his bike, though he switched bikes with two other teammates to seal the title at the UCI World Tour season opener, eventually. At last week’s Pune Grand Tour, organisers of the 2.2 UCI event (smallest grade) had been on the edge, fearing a dog or cow disturbing the race, which leads to docking of organisation points by the world body. The chaos however unfolded in Australia, where Vine said this had always been a nightmare scenario. “Everyone asks me what’s the most dangerous thing in Australia and I always tell them it’s kangaroos,” Vine, who won his home race for the second time in three years, was quited as saying by WDEF.com. “They (the ‘roos) wait and …