air
animal
animals
back light
beak
bird
birds
birds of passage
blue
cable
childs bird
clean
clouds
cloudy
collect
collective place
collective point
curiosity
curiously
dream
electric cable
electric lines
electrical system
electrically
fly
hit
house martins
interests
lines
lines up
management
marks
meeting
meeting place
plumage care
power supply line
sit
sky
stream
swallows
wait black
wild animal