CBS Children's Film Festival - 1967 Birds Come Flying to Us was released on:
USA: 6 October 1973
Past tense: The flock of birds was flying. Present tense: The flock of birds is flying. (flock is a collective noun)
Chickens can fly , but they are low flying birds.
Birds feel colder when they are flying
Flying birds are not always larger. There are many bats bigger than many kinds of birds.
The Birds of Anger - 2011 was released on: USA: 26 October 2011 (Epictober Film Festival)
For the Birds - 2008 was released on: USA: 8 November 2008 (Somewhat North of Boston Film Festival)
Birds Flying Away was created in 2000-01.
Two Birds - 2009 was released on: USA: 24 June 2009 (New Filmmakers Film Festival)
Birds Die - 2000 was released on: USA: 6 October 2000 (Mill Valley Film Festival)
No Early Birds - 2001 was released on: USA: 11 February 2001 (South by Southwest Film Festival)
The Birds Upstairs - 2010 was released on: USA: 28 June 2011 (Palm Springs Internation Film Festival) USA: 22 September 2011 (Clearwater Film Festival)
Where Should the Birds Fly - 2013 was released on: USA: 21 June 2013 (Manhattan Film Festival)