Banana fish

Unseen University wizard Ponder Stibbons has a theory:

"Botanically, [the banana is] a type of fish, sir. According to my theory it is cladisticaly associated with the Krullian pipefish, sir, which of course is also yellow and goes around in bunches or shoals."
-- Terry Pratchett's Hogfather, Victor Gollancz, p.192

Now, thanks to the good folks at Worth1000, we have proof he's correct:


Click for larger image.
Original here.