They keep learning. That’s how these startlings have survived in modern society. Pigeons don’t look too bright, but can also learn. Pigeons are very good at spotting subtle signs from humans in reference to food stores.
English Sparrows glean insects from the radiators of RV’s at a local supermarket. Fly down and check out every new arrival for fresh insects.
FYI, pigeons are probably the most intelligent bird of all feathered creatures, and are one of only a very few of all animals that can recognize themselves in a mirror.
Aside from the fact that they normally mate for life, not always an intelligent thing to do), they share parenthood duties, and along with their nearest cousins doves, are the only bird that produces milk for their newly hatched young.