In Exposition of Genesis, H.C. Leupold stated:
Without any emphasis on the sequence of acts the account here records the making of the various creatures and the bringing of them to man. That in reality they had been made prior to the creation of man is so entirely apparent from chapter one as not to require explanation. But the reminder that God had “molded” them makes obvious His power to bring them to man and so is quite appropriately mentioned here. It would not, in our estimation, be wrong to translate yatsar as a pluperfect in this instance: “He had molded.” The insistence of the crit…