鷹たか柱ばしら

noun

group of buzzards rising in an updraft; pillar of buzzards

Refers to a flock of buzzards or similar raptors spiraling upward in a thermal, often seen during autumn migration. The literal gloss 'pillar of buzzards' describes the column-like shape.

• 秋あきになると、鷹たか柱ばしらが見みられることがある。

  In autumn, you can sometimes see a pillar of buzzards.

• 空そらに大おおきな鷹たか柱ばしらが現あらわれた。

  A large group of buzzards appeared in the sky, spiraling upward.