People and squirrels are very different. Most people will not argue that. But I find that there is one situation in which they’re very similar. And that is: when I am driving towards them in my car. Then they’re kind of hard to tell apart - especially if the human is kind of hairy.

Martin’s joke hinges on an absurdly narrow “similarity” between humans and squirrels: the split-second, low-information perspective of a driver bearing down on a small figure in the road. By shifting from a broad, reasonable claim (“very different”) to a bizarrely specific exception, he parodies the way people build arguments—conceding the obvious, then introducing a contrived edge case. The punch line (“especially if the human is kind of hairy”) escalates the absurdity and exposes the comic cruelty of reducing a person to a fleeting silhouette. The humor comes from incongruity, misdirection, and the unsettling implication that, in certain contexts, our perceptions flatten moral distinctions.