system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How do ants cling to a surface so strongly that blowing at them hard doesn't budge them, even if the surface is somewhat smooth?

Extension: Especially if you can't blow it away the first time. It tends to take more, even harder blows to do so.
gpt
Ants like many small creatures have tiny hooks on the ends of their legs. They simply hook into whatever they are standing on. Even when a surface looks smooth, at the microscopic level there are scratches and protrusions that your eye just can't see.