Why do birds fly so low to the ground when crossing roads? Whenever I’m driving they fly right in front of my car when they could fly at any other height?

Question

Why do birds fly so low to the ground when crossing roads? Whenever I’m driving they fly right in front of my car when they could fly at any other height?

In: Biology

Answer 1

I have been watching this a lot the past couple of years, I personally feel that the lift provided by vehicles saves them a lot of energy. The energy would dissipate at something like 1/E^2, so the closer they get the more lift provided. It would be like hitting the NO2 button.