I’m visiting extended family and noticed a very clear impression in the dust of an exterior window of a screech owl. It is the result of a window strike. (You can see beak, eyes, chess feathers, and open wings. There’s no question on the identity.) I’d like to post a photo of the dust imprint, if o…

An identifiable impression an organism leaves in the dust is very similar to a track. The more general term is sign, and this sign is ( I agree with you) not quite a track, but it is close.

This sounds like a good thing to photo and post. No problem.

Thank you - it looks like I can add an observational field for “Presence of Life” and fill in a free-form text box, which will allow me to still annotate using this field even though it won’t be through the default mechanism. I hadn’t though of this as a “sign” either so that is helpful as well! I …

There’s also a project you can add these observations to: Bird-window collisions I normally add collision observations to the project but I wouldn’t annotate as a track, as it doesn’t seem to quite fit the situation. I don’t know which decals you got, but (and this is as much for anyone else readi…

Annotating bird window strike when no organism is present

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Annotating bird window strike when no organism is present

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