Why do flocks of birds swoop and swirl together in the sky? – Artie W ... the birds all at once drop down into their roost ...

A flock of birds put on a dazzling ... creating an amazing scene in the sky. At the same time, crows headed for their roost were arriving for the night. "I drove over to where they were flying ...

DRAPER, Utah — Maybe you've noticed their shapes in the sky ... birds around them at all times, which is why they're able to do all of this without colliding in the middle." Terry says starlings ...

the birds all at once drop down into their roost for the night. This dilution effect might be part of the reason murmurations happen: The more starlings in the flock, the lower the risk to any one ...

the birds all at once drop down into their roost for the night. This dilution effect might be part of the reason murmurations happen: The more starlings in the flock, the lower the risk to any one ...