Ms. Fieldmouse

Ms. Fieldmouse was a an antagonist in Don Bluth movie Thumbelina, Thumbelina is rescued by Miss Fieldmouse who tells her that Cornelius is dead. Miss Fieldmouse convinces a heartbroken Thumbelina to join her to visit Mr. Mole, and to bring corncakes to him and where Thumbelina is told to sing for him. They take a walk in Mr. Mole's extensive tunnels, where Thumbelina discovers the unconscious Jacquimo. Mr. Mole tells Miss Fieldmouse that he would like to marry Thumbelina, and she agrees to convince Thumbelina that it would be for the best.

At the wedding, Ms. Fieldmouse was alarmed when Thumbelina tell the Mole that he cannot marry him, also she join the angry mob with Mr. Mole to go after Thumbelina, After the duel of Cornelius and Grundel, she continue to help the Mole Capture her, but it was too late when Mr. Mole's Jewels came tumbling down and retreats away.

In the end, Ms. Fieldmouse is seen when she is married to Mr. Mole during end credits