More help might become available (e.g. from people who don't have the quiz in front of them) if you give the full clue, total number of letters and any letters/spaces which you already have.
In "Cats and Doges" clue 57 reads:
Bend legs to seethe pet of Emma's alter ego. 11 letters.
Answers are al canine/'feline related. Could be breeds, wild animals, owners, authors. You name it.