What animal is Melinda compared to in the book Speak?

In the book "Speak" by Laurie Halse Anderson, Melinda is often compared to a tree, particularly in her art project where she depicts herself as a tree that reflects her growth and struggles. This metaphor symbolizes her feelings of isolation, vulnerability, and the desire for renewal and strength as she navigates her trauma. The tree imagery underscores her journey towards finding her voice and reclaiming her identity.