The Truth Behind The Birds Who Slam Into Our Office Windows

Bird-Slamming: The Truth

I work in an office building which has a lot of large windows - huge windows in fact.

In the six years that I have worked there, it has become difficult to ignore the phenomemon that is birds slamming into the windows.

(This used to happen fairly infrequently, a couple of times a year perhaps, but in the last year or so I have noted a surge in the numbers. Nowadays, it seems as though almost every working day we see at least one bird-slam incident.)

What Happens During A Bird-Slam.

There is usually no warning when a bird is about to slam the window!.

In the moments just before the slam, everything is normal:

Then, suddenly, from nowhere, this happens:

Occasionally, there is a double slam incident:

But why is this happening? And why is it suddenly happening more and more frequently?

I've been giving the matter some thought, and,

I think I Know What's Going On:

(the end)