Do crows actually fly in a straight line?

Do crows actually fly in a straight line?

'As the crow flies' is a pretty common saying but it isn't particularly accurate.


Asked by: Mary Woods, Chichester

Not especially. It’s true that they don’t swoop through the air like starlings or swallows, but crows can often be seen circling above their nests on a winter’s afternoon. The phrase comes from the 18th Century, and probably simply stems from the fact that crows are large, noisy, conspicuous birds often seen flying alone across open countryside.

A related phrase to ‘as the crow flies’ is ‘making a beeline’, but bees don’t fly in particularly straight lines, either.

Read more about birds:

Subscribe to BBC Focus magazine for fascinating new Q&As every month and follow @sciencefocusQA on Twitter for your daily dose of fun science facts.

© Getty Images