The use of imagery in "A Bird Came Down the Walk" helps the reader see the bird as the speaker sees it -- living and reacting to its environment. Reading the poem you will find effective use of imagery as it displays the behavior of the bird:"He bit an Angleworm in halves/ And ate the fellow, raw." Another example of this imagery is "And then hopped sidewise to the Wall/To let a Beetle pass." The action words "bit an Angleworm in halves" paints a vivid picture and suggests the stillness the reader must have to avoid interrupting this natural process of the bird consuming its prey. Indicating the bird "hopped ... to let a Beetle pass" suggests a preference of food -- worms over beetles. This moment illustrates how life occurs right in front of the reader and implies the importance it carries with its spectator.