5 Fun Facts About the Western Gray Kangaroo 1. While running at speeds of about 19 kph…

5 Fun Facts About the Western Gray Kangaroo 1. While running at speeds of about 19 kph (12 mph), these kangaroos are able to reach 56 kph (35 mph) in short bursts. 2. These kangaroos are the most vocal of the three large kangaroo species. The mothers communicate to the joeys with a series of clicks. 3. Young kangaroos sometimes box playfully to pass the time. Adult males box to determine dominance, with the strongest male becoming the head of the mob. 4. In their native country of Australia, western grey kangaroo females are known as does or fliers, the males as boomers or stinkers due to their strong, curry-like smell, and the young as joeys. 5. The western greys have very close social bonds, keeping family connections for years. A daughter often stays close to her mother even after she has a joey of her own.