Crows: Smarter Than You Think, Again
I never tire of new & interesting research re: corvids. This most recent study, a collaboration between the University of Auckland (New Zealand), the University of Cambridge (UK) and the University of Vienna (Austria) and published both on the BBC and in the Proceedings of the National Academy of Sciences, crows showed “complex cognition” in tool use, making inferences about their environment based on the presence/absence of humans.
A more detailed explanation is available here:
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