Large group of crows flying to roost together in trees in evening.
Schlüsselwörter
crow,
bird,
large,
group,
murder,
evening,
sky,
tree,
branch,
winter,
roost,
roosting,
together,
flying,
flight,
phenomena,
lake ontario,
canada,
animal,
wild,
smart,
intelligent,
social,
many,
ritual,
night,
cold,
outside,
nobody,
ornithology,
sleep,
gathering,
bird,
crow,
puckered,
silhouette
Deutsch
