Birding Shanghai in December 2022
10,000 Birds
DECEMBER 26, 2022
Azure-winged Magpies fail to pass the mirror test, a test commonly used to determine self-recognition. While the source does not say so directly, it hints that this means the species is not as intelligent as Eurasian Magpies (which pass the test). Family ties are important. Ditto Grey Heron.
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