"Frequently the birds that people call ‘ducks’ aren’t actually ducks at all." By my calculations about twenty species of duck occur in the UK regularly (at various times of year). There are also several more that turn up occasionally from other parts of the world....
"For many birds, autumn started a few weeks ago..." If I were to ask you what season we are in, I am guessing that you would say “summer, of course”, before, possibly, making some comment about how it doesn’t seem like it because of the weather. And you’d be right…...