What a queer bird the frog are:
When he sit he stand (almost);
When he walk he fly (almost);
When he talk he cry (almost);
He ain't got no sense (hardly);
He ain't got no tail, either (hardly);
He sit on what he ain't got (hardly).
Watch it here
Listening exercises
Play it at a high enough level to hear all the voices easily, and direct your attention in ways like this:
For each of these, doing it without the score and with this score are separate skills. When you're doing it with the score:
Other variations include
Another exercise is to sing the same two-measure phrase over and over
(e.g. "what a queer bird the frog are, what a queer bird, the frog are ...)
with your eyes closed, and on each repetition, listen for which part you're
singing along with, and focus on it.
Credits (in order of appearance)
Poem Unknown (appeared without attribution in the popular press in the 1920s)
Music Unknown (though it appears to have been a popular song in the 1920s)
Taught me the round Deena Grossman
Score Software Sibelius
Voice Software VocalWriter (by Kathleen Elersich @ Kaelabs)
Told me about VocalWriter Carl Lumma