How did the parakeet's gregarious social structure negatively impact its survival during persecution?

Answer

Large aggregations meant a single volley of gunfire could decimate a significant portion of a local population.

This gregariousness aided their downfall when hunters targeted them; large aggregations meant that a single volley of gunfire could decimate a significant portion of a local population.

How did the parakeet's gregarious social structure negatively impact its survival during persecution?
speciesbirdextinctioncharacteristicParakeet