Animal Symbolism DOG (Sirius Black)
The dog is 'The Guardian'. The dog, also, as we know, symbolizes protection, loyalty, devotion and trust.
CAT (Minerva McGonagall)
Independence, protection, magic, balance, wisdom, self-assurance and searching. In Heraldry, the cat represents courage.
WOLF (Remus Lupin)
The wolf is 'The Teacher'. It's representational for family/social values, intelligence, and outwitting enemies, taking advantage of change, a pathfinder, study, protection and success.
RAT (Peter Pettigrew)
The rat stands for many different things, depending on the culture. Generally, however, it stands for filth, deceit and betrayal.
SNAKE (Voldemort)
The snake is 'The Destroyer'. Snakes also signify transmutation, immortality, rebirth and transformation.
STAG (James Potter)
The stag represents pride, boldness, purity, independence and bravery.
Others OWLS
Latin name of the owl mostly begins with "strix", which means "witch" as well.
PHOENIX
It represents rebirth and resurrection, purity and light.