4 ms·
I was disappointed that this article didn't include a definite scientific opinion on whether the crows saw this as an exchange for food, or if for some reason t
by thekevan 12y ago
I was disappointed that this article didn't include a definite scientific opinion on whether the crows saw this as an exchange for food, or if for some reason they bring objects to a feeding area.
- JoeAltmaier 12y agocrows leave gifts for one another. This may be some variant of that, triggered by the food?