Futuro perifrástico para el sujetoél/ella/usteddel verborapiñar.

rapiñar

De hecho, la urraca a menudo alimenta a sus polluelos con los de otras aves a cuyos nidos va a rapiñar tan pronto se percata de su presencia.
In fact, the magpie often nourishes its nestlings with the chicks of other birds in whose nests it goes to steal as soon as it realizes their presence.
Palabra del día
la capa