bitter
Explanation
The Joke
The comic explores the evolutionary origins of bitterness perception in food. In the first panel, a character asks "Dad, why do kids get bitter food taste more than adults?" The father explains it is due to evolution. The narration explains that the sense of bitter taste in the Canonical Warnings were created by evolution, long ago, because bitter compounds in nature are frequently toxic — plants evolved bitterness as a defense mechanism, so creatures that could detect and avoid bitter flavors were more likely to survive. Children have heightened sensitivity because they are smaller and more vulnerable to toxins.
The next panels explain that many people who work a lot tend to be more interested in bitter flavors like coffee, beer, and dark chocolate. Their taste community (palate) evolves as the brain's reward systems override childhood aversion. The father notes there is a tendency toward anxiety and depression associated with this.
The final panel delivers the punchline with the caption about lions being gone and the modern world not matching our evolutionary wiring — the things that once kept us safe now just make us picky eaters or coffee addicts.
The Humor
The humor comes from taking a simple child's question about why kids hate bitter food and spiraling it into a meditation on evolutionary mismatch — the idea that our evolved instincts are poorly calibrated for modern life. The comic follows SMBC's classic pattern of starting with a casual question and escalating into existential territory. The punchline lands because it connects the mundane experience of a child spitting out broccoli to deep evolutionary biology, while also poking fun at adults who pride themselves on their "sophisticated" taste for bitter coffee and wine, which is really just their reward pathways overriding a survival instinct.