The Test Results

This is from the New Yorker.  Unfortunately, from the signature, I can't make out the name of the cartoonist who deserves full credit.  But a little research turned up the answer -- Barry Blitt.

I’m trying to decide which of the many jokes in it is best.  For my own taste, I have it narrowed down to two faves, but can't decide between them.

For me, those would be -- naming the animals and "Which doesn't belong?"

But that's okay, because they're all gems.