A Murder of Crows on a Tree Branch in the Wind, Jackdaws

crows murder of crows jackdaws clattering of jackdaws carrion crow birdlife scavengers raven ornithology bird watching tree branch observing messenger of death foreboding watching messenger rook black and white horror film greyscale silhouette malevolent covus harbinger of doom monotone jagged wings patience dark haunt contrast death waiting sinister ominous wind fearless scary moody dusk slow motion winter black halloween half speed trickster breeze intelligent animal clever