2. The footprints of sika deer are like two separate leaves.

3. The footprints of rabbits are like torches.

4, the footprints of cattle hooves are like ginkgo leaves.

5. The footprints of ducklings are like maple leaves.

Extended data:

Use metaphor should pay attention to the following aspects.

One, two kinds of things, a little similar When using metaphors, we must first make clear what characteristics we want to express the ontology, and then actively carry out association and imagination according to this characteristic, looking for something similar to the ontology but completely different. If there is no similarity, it can't be a metaphor.

Second, easy to understand, appropriate and vivid metaphor should be familiar to most readers and listeners, and it should be appropriate to the ontology, so as to arouse the imagination of readers and listeners and generate interest.