Too many to list here theres less than a handfull that can't like a turkey or Ostrich or Penguin.
Past tense: The flock of birds was flying. Present tense: The flock of birds is flying. (flock is a collective noun)
Flying birds are not always larger. There are many bats bigger than many kinds of birds.
Chickens can fly , but they are low flying birds.
Birds feel colder when they are flying
Birds Flying Away was created in 2000-01.
Humming Birds
10%
Noel Gallagher's High Flying Birds was created in 2010.
A Flock of Birds means a lot of bird flying together
Birds fly every day. If you have seen a unusually large amount of birds flying, they could be migrating birds passing your area.
Birds are for alot of things like flying, and singing. Don't insult birds!
The v-formation is more efficient for birds who are flying long distances.