the birds are flying 
a large flock of gulls 
a flock of seagulls 
large flock of birds at a beach 
birds at the beach 
birds flying in the air 
birds flying at a beach 
flock of birds flying
a flock of flying birds
birds at the front of the flock
flock of birds flying over the water
birds in the middle of the flock
blue sky with white clouds
white clouds in the blue sky
blue water birds are flying over
many seagulls fly across the blue sky above a large body of water