Birds do it, bees do it
  Even educated fleas do it
  Let's do it, let's fall in love
  
  In Spain, the best upper sets do it
  
  Lithuanians and Letts do it
  Let's do it, let's fall in love
  
  The Dutch in old Amsterdam do it
  Not to mention the Fins
  Folks in Siam do it - think of Siamese twins
  
  Some Argentines, without means, do it
  People say in Boston even beans do it
  Let's do it, let's fall in love
  
  Romantic sponges, they say, do it
  Oysters down in oyster bay do it
  Let's do it, let's fall in love
  
  Cold Cape Cod clams, 'gainst their wish, do it
  Even lazy jellyfish, do it
  Let's do it, let's fall in love
  
  Electric eels I might add do it
  Though it shocks em I know
  Why ask if shad do it - Waiter bring me
  "shad roe"
  
  In shallow shoals English soles do it
  Goldfish in the privacy of bowls do it
  Let's do it, let's fall in love
  
  
  Transcribed (from the stated recording) by Todd Peach
  Other verses I've seen in print follow:
  
  In old Japan, all the Japs do it
  Up in Lapland little Laps do it
  Let's do it, let's fall in love
  
  The chimpanzees in the zoos do it
  Some courageous kangaroos do it
  Let's do it, let's
  fall in love
  
  I'm sure giraffes on the sly do it
  Even eagles as they fly do it
  Let's do it, let's fall
  in love
  
  Electric eels I might add do it
  Though it shocks em I know
  Why ask if shad do it - garcon de
  "shad roe"
  
  The world admits bears in pits do it
  Even Pekingeses at the Ritz do it
  Let's do it, let's
  fall in love
  
  The royal set sans regret did it
  And they considered it fun
  Marie Antoinette did it -
  with or without Napoleon
  
  Parliament pleasure bent did it
  Mam'selles every time their short of rent