Basil the Great
Catena Aurea · Lukasevangelium 3
Then said he to the multitude that came forth to be baptized of him, O generation of vipers, who hath warned you to flee from the wrath to come? Bring forth therefore fruits worthy of repentance, and begin not to say within yourselves, We have Abraham to our father: for I say unto you, That God is able of these stones to raise up children unto Abraham. And now also the axe is laid unto the root of the trees: every tree therefore which bringeth not forth good fruit is hewn down, and cast into the fire,
(cont. Eunom. lib. 2.) Now it may be observed, that the following words natus and filius are spoken of animals, but genimen may be said of the fœtus before it is formed in the womb; the fruit of the palm trees is also called genimina, but that word is very seldom used with respect to animals, and when it is, always in a bad sense.