There seems to be confusion on the free dictionary,
Volary, Volery. a flight or flock of birds—Johnson, 1755; the birds kept in an aviary, 1693. Dictionary of Collective Nouns and Group Terms. Copyright 2008 The Gale Group, Inc. All rights reserved.
Volery - definition of Volery by The Free Dictionary
Slaney,
Everywhere else I look give the two meanings so best left to whichever fits the best. Interesting looking up these words to add more useless knowledge that can help with a clue in the future.