810.
'From man to beasts, to creeping things, to birds of the air'a means the nature of the evil of those people - 'man' the nature itself, 'beasts' desires, 'creeping things' pleasures, 'birds of the air'a
derivative falsities. This is clear from the meaning of all of these, dealt with already. Consequently there is no need to pause over them here.
Notes
a lit. bird of the heavens (or the skies)