Nature's Toxicity Warning Colors

In nature, poisonous creatures will develop bright colors to warn others of their toxicity

A collage shows brightly colored poisonous frogs and a spiky caterpillar, followed by the Microsoft Excel logo. The joke compares Excel to a toxic creature whose bright green color should warn people about how dangerous or frustrating it can be.

• @afrosidemoon / 76792 2026-03-17