Simply put the line between a felony charge and a misdemeanor charge (both in Illinois and nationally) is that with a felony charge you are sentenced to more than one year in jail and a misdemeanor carries a maximum jail sentence of 364 days.
Kittypet Edit. He was born a kittypet, named Rusty. One day, he went outside and met his friend, Smudge, who told him about the wild forest cats in the nearby forest, and how scary it was. Despite Smudge 's warning, Rusty went out into the forest anyway, and was ambushed by Graypaw, a forest cat.
His Name is Crookshanks and is Part kneazle, part cat. Kneazles are catlike creatures that are highly intelligent and can sense bad people (PoA - his chasing scabbers a.k.a Peter Pettigrew.) Also, Mrs Figg, the squib who lives in Privet Drive, breeds kneazles and cats. Shorty.