1. Sandburg thinks that the fog is like a cat.
2. The fog comes silently like a cat on its small feet.
3. ‘It’ refers to fog.
4. The poet does not actually say that the fog is like a cat, but he uses the metaphor of cat for comparison.
Three things that tell us that the fog is like a cat are:
- It comes silently like a cat on its small feet.
- It looks over like a cat.
- It sits on its haunches like a cat.