>>14968720>These flocks were frequently described as being so dense that they blackened the sky and as having no sign of subdivisions. The flocks ranged from only 1.0 m (3.3 ft) above the ground in windy conditions to as high as 400 m (1,300 ft). These migrating flocks were typically in narrow columns that twisted and undulated, and they were reported as being in nearly every conceivable shape>The last large nesting was in Petoskey, Michigan, in 1878 (following one in Pennsylvania a few days earlier), where 50,000 birds were killed each day for nearly five monthsIt takes a special kind of shitty people to drive a species that billions of members to extinction.
https://en.wikipedia.org/wiki/Passenger_pigeon 