Unique
Explanation
The Joke
A professor-like figure explains to an audience: "People want to know what makes humans unique. But every animal is 'unique' by God's definition. Every animal can do something no other animal does." He continues: "So you can pick all sorts of arbitrary animal behaviors, categorize them as 'human special,' and technically not be wrong." A woman in the audience asks: "So that's what you're doing today, right? Your lecture today is on something humans do that no other animal does?" The professor confirms: "Well, sorta." Someone in the audience says "Good."
The final panel reveals his actual lecture topic: "Man is the only species that can do something no other animal does, but gets concerned about it." The punchline is that humans are unique specifically in their obsession with being unique.
The Humor
The comic is a clever piece of philosophical recursion. It points out that the very question "What makes humans unique?" is itself the answer to the question. Every species has unique traits, but only humans spend time worrying about what makes them special. The professor's lecture is self-referential: by giving a talk about human uniqueness, he is demonstrating the uniqueness he is describing. The comic satirizes the entire field of inquiry that seeks to define "what separates us from animals," showing that the search itself is the distinguishing characteristic. It also gently mocks academic philosophy and its tendency toward self-referential reasoning.
References
The question of what makes humans unique has been a central concern in philosophy, anthropology, and cognitive science. Various answers have been proposed over the centuries, including language, tool use, self-awareness, and culture, though many of these have been found in other species to some degree.