—Where'd you get the coconuts?
—We found them.
—Found them? In Mercia? The coconut's tropical!
—What do you mean?
—Well, this is a temperate zone.
—The swallow may fly south with the sun or the house martin or the plover may seek warmer climes in winter, yet these are not strangers to our land?
—Are you suggesting coconuts migrate?
—Not at all. They could be carried.
—What? A swallow carrying a coconut?
—It could grip it by the husk!
—It's not a question of where he grips it! It's a simple question of weight ratios! A five ounce bird could not carry a one pound coconut.
—Well, it doesn't matter. Will you go and tell your master that Arthur from the Court of Camelot is here?
—Listen. In order to maintain air-speed velocity, a swallow needs to beat its wings forty-three times every second, right?
—Please!
—Am I right?
—I'm not interested!
—It could be carried by an African swallow...