As Mullet Fingers and Beatrice explain what Mullet Fingers has been up to, it’s important to note that Mullet Fingers has done nothing to hurt any of the animals he’s handled. His goal, this implies, isn’t to cause pain, though what he wants to get out of this vandalism is still a mystery. Finally, while the bulldozer isn’t doing anything right now, this passage draws attention to how huge and ominous it is when it describes three preteens comfortably sitting in its blade. The bulldozer represents development, and for now, it seems like development is going to win out over a few kids.