female
Isis was Catwoman's favorite cat. She used Isis to reach valuables in difficult places.
Isis (Batman The Animated Series)
House cat
for House cat in Fictional animals by species
Suggested by matthewchadd
Obviously, don't nominate any human characters. Hybrids like Cheetah or The Lizard are okay, as are shapeshifters with one set animal form (eg Professor McGonagall.)
