Males weigh NUMBER@1 NUMBER@2 kg -LRB- NUMBER@3 NUMBER@4 pounds -RRB- and females weigh NUMBER@5 NUMBER@6 kg -LRB- NUMBER@7 NUMBER@8 pounds -RRB- .

Males usually weigh about NUMBER@9 kilograms / NUMBER@10 pounds , and females weigh about NUMBER@11 kilograms / NUMBER@12 pounds .
