Birding Shanghai in November 2022
10,000 Birds
DECEMBER 8, 2022
In contrast, the females need to make sure not to get duped into raising actual cuckoos – the buntings are a targeted host species ( source ). Fortunately for the buntings, they seem to detect most cuckoo eggs smuggled in (75% in one study). Maybe there is some justice in this world after all. Better safe than sorry.
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