Ahh, the old "duck, duck, goose" gambit made famous by Berezowski in the 1955 Helsinki Chess nationals. The classic defense for this is to hunch down quickly.
En passant
I think you're ducked.
Duck it.
En pheasant
Obviously. Duh.
Play the bread crumbs gambit. Works every time.
Duck for cover.
Google Duckduckgo
You're gonna need a lot of grapes....
and a lemonade stand
It's hopeless, you're quackered.
Flood the board. Most of your army will survive it
go get a drink, it's a draw
This is pretty much book moves.
Duck
Quakers?!
The ancient texts say that you can convert all of them into a large horse sized one.
Are you black or the duck army?
I'm fairly certain he's black playing against the Taskmaster
Sacrifice a few bread crumbs early to improve your position
Use the duck-sized horses