What does the meaning if you put salt on a bird tail you can catch it mean?

The phrase "if you put salt on a bird's tail, you can catch it" is a metaphor suggesting that people can be easily deceived or trapped by simple tricks. It implies that in order to achieve a goal, one might need to use cleverness or subtlety. The saying reflects the idea that sometimes, what seems straightforward can be effective, but it also warns against underestimating others' cunning.