2. A swan with Nazi tendencies.
"Those, my son, aren't ducks. Look closely. Swans."
"OH MY GOD is that a...swanstika?"
"Yes, son. Mr. Henderson's a Nazi with an interest in ornithology."
2. "Why do those swans keep attacking our Jewish friends?"
"Those ain't regular swans. Look at them shaved heads and tattoos and leather boots. Those is swanstikas."