A bird in the hand is worth two in the bush

MEGLIO UN UOVO OGGI CHE UNA GALLINA DOMANI. MEGLIO UN FRINGUELLO IN GABBIA CHE UN TORDO IN FRASCA

a bird of Jove 鹰

it's best to go with what you have for certain then to wait for something better that you might never get

más vale pájaro en mano que cien volando - lo cual significa que es mejor aceptar lo que se tiene, en vez de ir en pos de otra cosa, para terminar con nada

= más vale pájaro en mano que ciento volando
Ex: Going by the idiom 'A bird in the hand is worth two in the bush' is not likely to be a successful strategy in an increasingly competitive environment.