animal
autonomy
background
beak
bird
birdcage
black
blue
cage
closed
concept
deliverance
design
drawing
enclosed
enclosure
escape
feather
flight
flying
freedom
graphic
hanging
home
house
illustration
independence
isolated
liberty
metal
nature
nest
object
open
pet
prison
retro
silhouette
single
sparrow
survive
trapped
unlike
vintage
white
wing
wire