A wisdom of wombats.
A pod of whales.
Collective nouns. Doncha love 'em?
May I suggest a "mingle" of Word readers?
Oh and we need one for cats too - according to Wikipedia anyway.

I was sitting peacefully in the sun and my mind wandered. Some tunes from the Rock A-Z aisle are technologically obsolete.
I suggest the following updates:
"Xbox Wizard" The Who
"The tweets of Horace Wimp" Low-energy Electric Light Orchestra
"Every day I write the eBook" Elvis C
"SMS message in a bottle" Police
(continued page 94 etc etc)