ฝูงนกขนาดใหญ่ ศิลปะบนเวหาอันงดงาม

1/36 สไลด์ © MENAHEM KAHANA/AFP/Getty Images

Starlings are small to medium-sized birds that fly in group of tens of thousands, forming amazing patterns in the sky. This phenomenon of their coordinated aerobatic display is called murmuration. The birds gather over their roosting site and perform their wheeling stunts before they roost for the night. Here’s a look at some spectacular formations by these birds.