LXX Gen 6:21

σὺ δὲ λήψῃ σεαυτῷ ἀπὸ πάντων τῶνβρωμάτων ἃ ἔδεσθε, καὶ συνάξεις πρὸς σεαυτόν, καὶ ἔσται καὶ ἐκείνοις φαγεῖν.

You are also to take for yourself every kind of food that is eaten and gather it as food for yourselves and for the animals.”