Subscribe | UPI Odd Newsletter Subscribe Oct. 19 (UPI) -- A police helicopter using an infrared camera happened upon an unusual scene: a pair of punching and kicking kangaroos brawling in the bushland. Victoria Police said a helicopter crew captured infrared camera video in a rural area showing the two kangaroos punching and kicking one another. Advertisement A third kangaroo can be seen grazing nearby without any apparent fear of the fighters. Male kangaroos are known to engage in such fights when competing for dominance, especially when there is a female kangaroo or a drinking spot at stake. Read More Kangaroo tries to enter Australian phone repair store Kangaroos block road with fierce fistfight Kangaroo joins cyclists for a friendly race