Multiattack

The roc attacks once with its beak and once with its talons or makes a beak attack and drops a grappled creature or held object.

Beak

Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (3d6+6) piercing damage.

Talons

Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 16 (3d6+6) slashing damage and the target is grappled (escape DC 17). Until this grapple ends the target is restrained and the roc can't attack a different target with its talons.