There was one in Harry Potter and the Chamber of Secrets.
The rat is called Scabbers. It is found out in book 3: The Prisoner of Azkaban that he is in fact an animagus (he's a wizard that can transform into an animal) by the name of Peter Pettigrew.
In Harry Potter scabbers is a rat
Ron Weasley's pet was a rat - but really was Peter Pettigrew, a wizardly traitor. The rat's name was Scabbers.
Scabbers was the rat. Peter Pettigrew is the name of the person who was the rat.
He gets Scabbers when he comes to Hogwarts handed down by Percy
scabbers in Harry Potter was Ron weasleys rat, but in prisoner of azkaban harry Ron and Hermione find out that scabbers wasnt a rat it was peter pettigrew (aka Wormtail) who is a servant for lord voldemort they also found out that wormtail used animagi to transform into scabbers
This is a Harry Potter question. Hermione Granger's cat, Crookshanks, liked to chase Ron's rat, Scabbers.
it was a rat named scabbers
Ron's rat was named Scabbers, but was really Peter Pettigrew, aka Wormtail.
rat
The secret of Ron Weasley's rat is Wormtail. Scabbers(Ron's rat) transforms into Wormtail, the person who sold Harry Potter's parents to Voldermort.
The Weasley family was very poor and could not afford to buy another owl. Scabbers was already in the family, having belonged to Percy. Percy had been made prefect and was given an owl as a reward, so Ron got Scabbers.