Birds in the blue sky.
Palabras clave
beak,
summer,
animal,
height,
blue,
speed,
migration,
spring,
air,
insectivorous,
boomerang,
impetuous,
many,
velocity,
ornithology,
fastest,
biology,
swift,
animal,
background,
beautiful,
bird,
bird,
black,
cloud,
cover,
european,
fauna,
flight,
flock,
fly,
formation,
freedom,
group,
isolated,
journey,
natural,
nature,
outdoors,
peace,
separated,
silhouette,
sky,
white,
wild,
wildlife,
wing,
wing
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