Lake Bolac: The Home of Bob the Bunyip

According variously to bumper stickers on cars heading to Mortlake on Service Road -
Accountants do it with double entry.
Alcoholics do it in groups.
Anglicans do it decently and in order.
Archaeologists do it in the dirt.
   [Didn't know we had many of them in the district!]
Assassins do it from behind.
Astronomers do it while gazing at Uranus.
Boy scouts do it in troops
   [I don't think they appeciated the double entendre!]
Carpenters do it with wood.
Christian Scientists think about it.
Cosmologists do it in the first three minutes.
Dancers do it on the floor.
Dentists do it orally.
Economists do it with interest.
Electricians do it without shorts.
Engineers do it with less resistance.
Environmentalists do it until it is green.
Firemen do it with a big hose.
Genealogists do it in the library.
Geologists do it to get their rocks off.
Hackers do it with fewer instructions.
Historians did it.
Kayakers roll over and do it again.
Lawyers do it in their briefs.
Lutherans do it with grace.
Mediators do it until everyone is satisfied ... but in separate rooms.
Pentecostals do it loud & with tongues.
Pharmacists do it over the counter.
Physicists do it at the speed of light.
Pipers do it with Amazing Grace.
Polymer chemists do it in chains.
Psychologists think they do it.
Quakers wait for it to happen.
Statisticians probably do it.
Telecommuters do it at a distance.
Unitarians talk about it.
Vegetarians do it with relish.
Witches do it in circles.

I came up with these myself -
Ducks do it with any sized quack.
Possums do it with nuts.
Ferrets do it in holes.

And Daphne tells me that those with a scholarly interest in the topic can find a fairly comprehensive list of "do it" aphorisms on Roughoat.

But as for Bunyips? Not a word! Make a comment to leave your suggestion. Neatest correct entry wins. (Duh!)