Genetic evidence indicates that the quoll evolved around 15 million years ago in the Miocene, and that the ancestors of the six species had all diverged by around four million years ago. The quoll species vary in weight and size, from 300 g (11 oz) to 7 kg (15 lb).he quoll is mostly carnivorous; the smaller quolls primarily eat insects, birds, frogs, lizards and fruit; the larger species eat birds, reptiles, and mammals, including echidnas and possums. The tiger quoll's diet is dominated by mammals such as brushtail possums, rabbits and hares.
the average range of a probation officer salary is about $ 40000 $ 60000 per year while a small number of probation officers earn below $ 30000 per year as well as a small number earning over $ 70000 per year
Probation officer salaries averaged $47,840 per year as of May 2011, according to the Bureau of Labor Statistics. The lowest 10 percent earned $31,210, and the highest earned more than $80,000.Probation officers in nonmetropolitan areas may earn less than $40,000 per year.Although probation officers are required to have a bachelor's degree, they gain no financial incentives such as enhanced pay offered for advanced education or training, per the American Probation and Parole Association 2009 survey.he lowest 10 percent earned $31,210, and the highest earned more than $80,000. Probation officers in nonmetropolitan areas may earn less than $40,000 per year.