idiom
A bird in the hand is worth two in the bush
Es mejor aferrarse a algo que ya tienes que arriesgarte a perderlo intentando conseguir algo mejor.
Meaning
It’s better to hold onto something you have than risk losing it by trying to get something better.
Example
I decided to keep the job offer I already have because **a bird in the hand is worth two in the bush**.
Decidí quedarme con la oferta de trabajo que ya tengo porque **más vale pájaro en mano que ciento volando**.